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Bernard Cohen (physicist)

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340:, is debated in the scientific community. Furthermore, ... it could go further and say that no confounding factors (like socio-economic, geography, ethnicity, medical care access, and beyond 500 explored in the analysis) can explain the results. However, my study was designed to test the assumption that the danger of radiation is simply proportional to the radiation dose, which is the only evidence that low-level radiation may be harmful. My conclusion was that that assumption is false." Other scientists disagree and more research has been called for. 128: 29: 70: 289:
plausibility of that explanation. To show that this procedure is not unreasonable, I offer to provide a not-implausible explanation for any finding of any other published ecological study. This alone demonstrates that our work is very different from any other ecological study, and therefore deserves separate consideration."
281:, with no experimental verification in the low dose region of the most important applications. These risk estimates are now leading to the expenditure of tens of billions of dollars to protect against dangers whose existence is highly questionable. It is therefore of utmost importance to test the validity of this theory." 382:) from 1958 as Professor of Physics, Adjunct Prof. of Chemistry, Adjunct Prof. of Chemical and Petroleum Engineering, Adjunct Prof. of Radiation Health at the Graduate School of Public Health; there also as Adjunct Prof. of Environmental and Occupational Health. He was awarded Professor-Emeritus standing in 1994. 335:
In March, 2011, Professor Cohen stated, reflecting on his study and its controversial results, that low levels of radiation can have beneficial health effects and reduce the risks of cancer, "There is evidence on both sides. Whether low-level radiation is protective against cancer, a theory called
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An easy answer to the credibility of this conclusion would be for someone to suggest a potential not implausible explanation based on some selected variables. I (or he) will then calculate what values of those variables are required to explain our discrepancy. We can then make a judgement on the
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A conclusion, with an update to the landmark study published 1995, continues: "Since no other plausible explanation has been found after years of effort by myself and others, I conclude that the most plausible explanation for our discrepancy is that the linear-no threshold theory fails, grossly
573:(ANS), for his "notable and sustained contribution to the nuclear power industry that has not been widely recognized." The ANS also granted Cohen its 1985 "Public Information Award", and its 1996 "Special Award", for his "meritorious contributions in research" on 400:(county averages) was due to some factor other than failure of the linear-no threshold theory. Puskin, Smith, Field and others have claimed that his findings are due in part to his inability to control for the inverse association between smoking and radon. 921:
William Field, R.; Krewski, Daniel; Lubin, Jay; Zielinski, Jan; Alavanja, Michael; Catalan, Vanessa; Klotz, Judith; LΓ©tourneau, Ernest; et al. (2006). "An Overview of the North American Residential Radon and Lung Cancer Case-Control Studies".
1513: 791: 856:'Claim of radiation benefits barely passes X-ray test for truth', referring to comments made by commentator Ann Coulter; March 23, 2011; The Oregonian (daily)p.A2;Portland, Oregon; email reply by B.L. Cohen 972:
Ultra-Low-Level Radiation Effects Summit." January 2006. ORION International Technologies, Inc. (ORION) and sponsored by the U.S. Department of Energy's Waste Isolation Pilot Plant (WIPP) 03 Apr. 2008.
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A testimony to his conviction on the human safety of background low-level radiation was his offering rewards of up to $ 10,000 if people provided evidence that the inverse association he found between
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February 2004, Cohen, BL. "The Puskin observation on smoking as a confounder in ecological correlations of cancer mortality rates with average county radon levels",
836:. IARC Monographs on the Evaluation of Carcinogenic Risks to Humans. Vol. 78. World Health Organization, International Agency for Research on Cancer. 2001. 313: 857: 329: 1015: 42: 1508: 265:(LNT) which postulates there exists no safe threshold for radiation exposure. His view which has support from a minority. He died in March 2012. 623:
Calabrese, E (2004). "Hormesis: from marginalization to mainstream: A case for hormesis as the default dose-response model in risk assessment".
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over-estimating the cancer risk in the low dose, low dose rate region. There are no other data capable of testing the theory in that region.
1503: 1523: 1488: 625: 510:. He has authored scientific studies and editorial contributions on a vast array of subjects in nuclear industry trade journals such as 810:
Allison, Wade (2009). Radiation and Reason: The Impact of Science on a Culture of Fear. York, England: York Publishing Services. p. 2.
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discussed at length Cohen's results then concluded: "The weight of evidence is that the ecological analyses of Cohen can be rejected."
192: 1466: 841: 815: 351:- concluding: "There appear to be no nonspecific effects from low doses of radiation that result in a shortening of the life span." 229: 211: 164: 109: 56: 1144: 1031: 775: 558: 1429: 984: 578: 367: 171: 149: 142: 87: 48: 17: 858:
http://politifact.com/truth-o-meter/statements/2011/mar/22/ann-coulter/ann-coulter-says-lexposure-low-levels-radiation-ar/
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Lubin, Jay H (2002). "The potential for bias in Cohen's ecological analysis of lung cancer and residential radon".
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in 2003, "for fundamental contributions to our understanding of low-level radiation" and Chairman of the
458:, (1990) in translation for Japanese and Spanish. He has written about 135 research papers on basic 1150: 324:
and others regarding his radon-related ecologic studies are well known. Among other expert panels, the
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Introduction, Standard Handbook of Environmental Science, Health, and Technology, J.H. Lehr (Editor),
1498: 1493: 1046: 931: 879: 566: 185: 506: 476: 309: 955: 903: 424: 337: 305: 250: 1219:"Obituary: Bernard L. Cohen / Noted physicist and Pitt professor never wanted to stop learning" 1462: 1425: 1107: 1009: 947: 895: 837: 811: 754: 734: 691: 642: 471: 358:
is effectively inexhaustible, and could therefore be considered a renewable source of energy.
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Karl Otto Ott and Bernard I. Spinrad, eds. (New York: Plenum Press, 1985), pp. 355–365.
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Cohen claimed: "All estimates of the cancer risk from low level radiation are based on the
779: 500: 482: 459: 423:, the stimulant found in coffee and other beverages, which in its pure form has an oral ( 1050: 935: 883: 677: 1265: 1240: 1193: 1126: 1062: 770: 686: 661: 494: 488: 344: 297: 278: 753:
Conclusion, Standard Handbook of Environmental Science, Health, and Technology, Lehr,
1482: 1103: 907: 891: 710:"BERNARD L. COHEN Obituary: View BERNARD COHEN's Obituary by Pittsburgh Post-Gazette" 463: 301: 991: 959: 430:) of 192 milligrams per kilogram in rats. Nader did not accept the challenge. 321: 1396: 1456: 982:
RADIATION SAFETY REFERENCE MANUAL, BIOLOGICAL EFFECTS OF RADIATION chapter, p.19
474:, risks in our society), and about 80 articles in popular magazines such as 730: 404: 397: 317: 127: 1338: 638: 610: 943: 379: 343:
Subsequent research would join a profound array of positions including a 1982
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Cohen's debates in academic periodicals and published correspondence with
420: 415:", Cohen, then a tenured professor, offered to consume on camera as much 277:(LNT) which is based solely on largely discredited concepts of radiation 1367: 355: 348: 254: 1309: 1087: 1058: 1452: 830:
Ionizing Radiation, Part 2: Some Internally Deposited Radionuclides
462:, about 300 scientific papers on energy and environment (e.g. 442:(1967) with translations in French, German, Italian, and Japanese, 393: 1182:
The Journal of Clinical Pharmacology and the Journal of New Drugs
1178:"Factors Affecting Caffeine Toxicity: A Review of the Literature" 1288:"List of Distinguished Scientific Achievement Award Recipients" 121: 63: 22: 1514:
Members of the United States National Academy of Engineering
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Before It's Too Late: A Scientist's Case for Nuclear Power
261:. Professor Cohen was a staunch opponent of the so-called 575:
Linear Dose Model Other Models for Critical Dose Values
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The Nuclear Energy Option, Alternative for the Nineties
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paper in which Cohen discusses his challenge to Nader.
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Professor Cohen earned his under-graduate degree from
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Journal of Toxicology and Environmental Health Part A
90:. Please help to ensure that disputed statements are 749: 747: 1149:Published email correspondence between Cohen and 605: 603: 601: 599: 597: 438:Professor Cohen has written six books, including 1426:"NAE Members Directory - Dr. Bernard L. Cohen" 585:Division of Environmental Sciences (1980–81). 1032:"Breeder reactors: A renewable energy source" 245:(June 14, 1924 – March 17, 2012) was born in 8: 782:University of Iowa published correspondence. 611:http://www.phyast.pitt.edu/~blc/Vita-Pub.htm 330:International Agency for Research on Cancer 269:No-threshold and plutonium toxicity debates 57:Learn how and when to remove these messages 559:Distinguished Scientific Achievement Award 685: 554:, Division of Nuclear Physics (1974–75). 413:the most toxic substance known to mankind 230:Learn how and when to remove this message 212:Learn how and when to remove this message 110:Learn how and when to remove this message 1519:Fellows of the American Physical Society 1241:"Tom W. Bonner Prize in Nuclear Physics" 1146:A respectable end to radon debate needed 86:Relevant discussion may be found on the 593: 385:From 1965-1978, he was Director of the 1014:: CS1 maint: archived copy as title ( 1007: 794:Response to Criticisms of Smith et al. 550:. He was also elected Chairman of the 544:Tom W. Bonner Prize in Nuclear Physics 148:Please improve this article by adding 7: 314:U.S. Environmental Protection Agency 678:10.2203/dose-response.10-012.puskin 626:Toxicology and Applied Pharmacology 609:CV composed and posted currently, 446:(1970) with translation in Arabic, 1455:home page. Contains full text of 1194:10.1002/j.1552-4604.1967.tb00034.x 1030:Cohen, Bernard L. (January 1983). 872:Journal of Radiological Protection 577:. He was elected to member of the 14: 1339:"Walter H. Zinn Award recipients" 525:Nuclear Engineering International 38:This article has multiple issues. 1509:University of Pittsburgh faculty 1134:86:203–204; 2004 pp. 203–4. 1104:10.1097/00004032-200304000-00012 126: 68: 27: 1266:"Health Physics Society Awards" 733:(New York); 2000, Chapter 20.2 579:National Academy of Engineering 542:Dr. Cohen received in 1981 the 368:Case-Western Reserve University 46:or discuss these issues on the 1473:The Myth of Plutonium Toxicity 161:"Bernard Cohen" physicist 18:Bernard Cohen (disambiguation) 1: 1401:Honors and Awards, Recipients 1343:Honors and Awards, Recipients 354:In 1983, Cohen proposed that 150:secondary or tertiary sources 557:Dr. Cohen received the 1992 513:Public Utilities Fortnightly 1504:American nuclear physicists 1039:American Journal of Physics 778:September 27, 2007, at the 531:American Journal of Physics 448:Nuclear Science and Society 444:Concepts of Nuclear Physics 1540: 1524:21st-century American Jews 1489:Jewish American physicists 1397:"Special Award recipients" 892:10.1088/0952-4746/22/2/302 660:Puskin, Jerome S. (2010). 639:10.1016/j.taap.2004.02.007 419:as Nader could consume of 376:Carnegie-Mellon University 275:linear-no threshold theory 15: 1458:The Nuclear Energy Option 1245:American Physical Society 1221:. Pittsburgh Post-Gazette 1176:Peters, Josef M. (1967). 944:10.1080/15287390500260960 801:. 75(1):23–28, July 1998. 552:American Physical Society 548:American Physical Society 519:Reviews of Modern Physics 387:Scaife Nuclear Laboratory 326:World Health Organization 263:Linear no-threshold model 1405:American Nuclear Society 1376:American Nuclear Society 1347:American Nuclear Society 1318:American Nuclear Society 1290:. Health Physics Society 1268:. Health Physics Society 583:American Nuclear Society 571:American Nuclear Society 372:University of Pittsburgh 300:(assistant professor of 259:University of Pittsburgh 1020:Retrieved 26 March 2011 613:Retrieved 23 March 2011 1310:"Walter H. Zinn Award" 1086:Puskin, J. S. (2003). 860:. Retrieved 03-23-2011 563:Health Physics Society 396:(county averages) and 362:Scholarly achievements 137:relies excessively on 1151:Vanderbilt University 243:Bernard Leonard Cohen 1162:Bernard L. Cohen in 567:Walter H. Zinn Award 466:, health effects of 347:' work-group study - 79:factual accuracy is 16:For other uses, see 1051:1983AmJPh..51...75C 936:2006JTEHA..69..599W 884:2002JRP....22..141L 507:Scientific American 477:Physics and Society 378:. He taught at UP ( 338:radiation hormesis 306:University of Iowa 251:Professor Emeritus 1372:Honors and Awards 1314:Honors and Awards 759:978-0-07-038309-8 739:978-0-07-038309-8 538:Awards and honors 472:radioactive waste 440:Heart of the Atom 240: 239: 232: 222: 221: 214: 196: 120: 119: 112: 61: 1531: 1441: 1440: 1438: 1436: 1422: 1416: 1415: 1413: 1411: 1393: 1387: 1386: 1384: 1382: 1364: 1358: 1357: 1355: 1353: 1335: 1329: 1328: 1326: 1324: 1306: 1300: 1299: 1297: 1295: 1284: 1278: 1277: 1275: 1273: 1262: 1256: 1255: 1253: 1251: 1237: 1231: 1230: 1228: 1226: 1215: 1209: 1208: 1206: 1205: 1196:. Archived from 1173: 1167: 1160: 1154: 1141: 1135: 1122: 1116: 1115: 1083: 1077: 1076: 1074: 1073: 1067: 1061:. Archived from 1036: 1027: 1021: 1019: 1013: 1005: 1003: 1002: 996: 990:. 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William Field 235: 228: 217: 210: 206: 203: 197: 195: 154: 130: 122: 115: 108: 104: 101: 95: 92:reliably sourced 72: 71: 64: 53: 31: 30: 23: 1539: 1538: 1534: 1533: 1532: 1530: 1529: 1528: 1479: 1478: 1449: 1444: 1434: 1432: 1424: 1423: 1419: 1409: 1407: 1395: 1394: 1390: 1380: 1378: 1368:"Special Award" 1366: 1365: 1361: 1351: 1349: 1337: 1336: 1332: 1322: 1320: 1308: 1307: 1303: 1293: 1291: 1286: 1285: 1281: 1271: 1269: 1264: 1263: 1259: 1249: 1247: 1239: 1238: 1234: 1224: 1222: 1217: 1216: 1212: 1203: 1201: 1175: 1174: 1170: 1164:Nuclear Energy; 1161: 1157: 1142: 1138: 1123: 1119: 1085: 1084: 1080: 1071: 1069: 1065: 1059:10.1119/1.13440 1034: 1029: 1028: 1024: 1006: 1000: 998: 994: 987: 985:"Archived copy" 983: 981: 977: 971: 967: 920: 919: 915: 869: 868: 864: 855: 851: 844: 833: 827: 826: 822: 809: 805: 790: 786: 780:Wayback Machine 772:Cohen's fallacy 769: 765: 752: 745: 728: 724: 715: 713: 708: 707: 703: 659: 658: 654: 622: 621: 617: 608: 595: 591: 565:, and the 1996 540: 501:Catholic Digest 483:National Review 460:nuclear physics 436: 428: 417:plutonium oxide 370:, Masters from 364: 271: 236: 225: 224: 223: 218: 207: 201: 198: 155: 153: 147: 143:primary sources 131: 116: 105: 99: 96: 85: 77:This article's 73: 69: 32: 28: 21: 12: 11: 5: 1537: 1535: 1527: 1526: 1521: 1516: 1511: 1506: 1501: 1496: 1491: 1481: 1480: 1477: 1476: 1470: 1448: 1447:External links 1445: 1443: 1442: 1417: 1388: 1359: 1330: 1301: 1279: 1257: 1232: 1210: 1188:(3): 131–141. 1168: 1155: 1136: 1127:Health Physics 1117: 1092:Health Physics 1078: 1022: 975: 965: 913: 862: 849: 842: 820: 803: 799:Health Physics 792:Abstract from 784: 763: 743: 722: 701: 672:(3): 387–388. 652: 615: 592: 590: 587: 539: 536: 495:Science Digest 435: 432: 426: 374:and Ph.D from 363: 360: 345:United Nations 298:Brian J. Smith 279:carcinogenesis 270: 267: 238: 237: 220: 219: 134: 132: 125: 118: 117: 76: 74: 67: 62: 36: 35: 33: 26: 13: 10: 9: 6: 4: 3: 2: 1536: 1525: 1522: 1520: 1517: 1515: 1512: 1510: 1507: 1505: 1502: 1500: 1497: 1495: 1492: 1490: 1487: 1486: 1484: 1474: 1471: 1468: 1467:0-306-43567-5 1464: 1460: 1459: 1454: 1453:Bernard Cohen 1451: 1450: 1446: 1431: 1427: 1421: 1418: 1406: 1402: 1398: 1392: 1389: 1377: 1373: 1369: 1363: 1360: 1348: 1344: 1340: 1334: 1331: 1319: 1315: 1311: 1305: 1302: 1289: 1283: 1280: 1267: 1261: 1258: 1246: 1242: 1236: 1233: 1220: 1214: 1211: 1200:on 2008-06-10 1199: 1195: 1191: 1187: 1183: 1179: 1172: 1169: 1165: 1159: 1156: 1152: 1148: 1147: 1140: 1137: 1133: 1129: 1128: 1121: 1118: 1113: 1109: 1105: 1101: 1098:(4): 526–32. 1097: 1093: 1089: 1082: 1079: 1068:on 2007-09-26 1064: 1060: 1056: 1052: 1048: 1044: 1040: 1033: 1026: 1023: 1017: 1011: 997:on 2010-12-14 993: 986: 979: 976: 969: 966: 961: 957: 953: 949: 945: 941: 937: 933: 929: 925: 917: 914: 909: 905: 901: 897: 893: 889: 885: 881: 877: 873: 866: 863: 859: 853: 850: 845: 843:9789283212782 839: 832: 831: 824: 821: 817: 816:0-9562756-1-3 813: 807: 804: 800: 796: 795: 788: 785: 781: 777: 774: 773: 767: 764: 760: 756: 750: 748: 744: 740: 736: 732: 726: 723: 711: 705: 702: 697: 693: 688: 683: 679: 675: 671: 667: 666:Dose-Response 663: 656: 653: 648: 644: 640: 636: 633:(2): 125–36. 632: 628: 627: 619: 616: 612: 606: 604: 602: 600: 598: 594: 588: 586: 584: 580: 576: 572: 568: 564: 560: 555: 553: 549: 545: 537: 535: 533: 532: 527: 526: 521: 520: 515: 514: 509: 508: 503: 502: 497: 496: 491: 490: 485: 484: 479: 478: 473: 469: 465: 464:nuclear power 461: 457: 453: 449: 445: 441: 433: 431: 429: 422: 418: 414: 410: 406: 401: 399: 395: 390: 388: 383: 381: 377: 373: 369: 361: 359: 357: 352: 350: 346: 341: 339: 333: 331: 327: 323: 319: 315: 311: 307: 303: 302:biostatistics 299: 295: 290: 286: 282: 280: 276: 268: 266: 264: 260: 256: 252: 248: 244: 234: 231: 216: 213: 205: 194: 191: 187: 184: 180: 177: 173: 170: 166: 163: β€“  162: 158: 157:Find sources: 151: 145: 144: 140: 135:This article 133: 129: 124: 123: 114: 111: 103: 93: 89: 83: 82: 75: 66: 65: 60: 58: 51: 50: 45: 44: 39: 34: 25: 24: 19: 1457: 1433:. 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Legacy.com 704: 669: 665: 655: 630: 624: 618: 574: 556: 541: 529: 523: 517: 511: 505: 499: 493: 487: 481: 475: 455: 454:(1983), and 451: 447: 443: 439: 437: 434:Publications 402: 391: 384: 365: 353: 342: 334: 322:Richard Doll 310:Jerry Puskin 291: 287: 283: 272: 242: 241: 226: 208: 199: 189: 182: 175: 168: 156: 136: 106: 100:October 2020 97: 78: 54: 47: 41: 40:Please help 37: 1499:2012 deaths 1494:1924 births 1132:Health Phys 731:McGraw-Hill 405:Ralph Nader 398:lung cancer 318:Sarah Darby 1483:Categories 1225:August 22, 1204:2008-03-29 1072:2007-08-03 1001:2011-03-27 716:2012-03-20 589:References 407:described 320:, and Sir 312:(from the 249:, and was 247:Pittsburgh 172:newspapers 139:references 43:improve it 1410:March 27, 1381:March 28, 1352:March 28, 1323:March 28, 1294:April 11, 1272:April 11, 1250:April 11, 908:250890569 569:from the 561:from the 546:from the 468:radiation 409:plutonium 202:July 2011 88:talk page 49:talk page 1435:April 7, 1143:Radsafe 1112:12705451 1010:cite web 960:25665833 952:16608829 900:12148789 776:Archived 696:20877494 647:15163548 450:(1974), 421:caffeine 81:disputed 1047:Bibcode 932:Bibcode 880:Bibcode 687:2939694 356:uranium 349:UNSCEAR 257:at the 255:Physics 186:scholar 1465:  1110:  958:  950:  906:  898:  840:  814:  757:  737:  694:  684:  645:  528:, and 504:, and 188:  181:  174:  167:  159:  1066:(PDF) 1035:(PDF) 995:(PDF) 988:(PDF) 956:S2CID 904:S2CID 834:(PDF) 403:When 394:radon 193:JSTOR 179:books 1463:ISBN 1437:2011 1412:2011 1383:2011 1354:2011 1325:2011 1296:2011 1274:2011 1252:2011 1227:2015 1108:PMID 1016:link 948:PMID 896:PMID 838:ISBN 812:ISBN 755:ISBN 735:ISBN 692:PMID 643:PMID 411:as " 380:Pitt 165:news 1430:NAE 1190:doi 1100:doi 1055:doi 940:doi 888:doi 682:PMC 674:doi 635:doi 631:197 489:Oui 328:'s 316:), 308:), 253:of 141:to 1485:: 1469:). 1428:. 1403:. 1399:. 1374:. 1370:. 1345:. 1341:. 1316:. 1312:. 1243:. 1184:. 1180:. 1106:. 1096:84 1094:. 1090:. 1053:. 1043:51 1041:. 1037:. 1012:}} 1008:{{ 954:. 946:. 938:. 928:69 926:. 902:. 894:. 886:. 876:22 874:. 746:^ 690:. 680:. 668:. 664:. 641:. 629:. 596:^ 534:. 522:, 516:, 498:, 492:, 486:, 480:, 470:, 427:50 425:LD 389:. 304:, 296:, 152:. 52:. 1461:( 1439:. 1414:. 1385:. 1356:. 1327:. 1298:. 1276:. 1254:. 1229:. 1207:. 1192:: 1186:7 1153:. 1114:. 1102:: 1075:. 1057:: 1049:: 1018:) 1004:. 962:. 942:: 934:: 910:. 890:: 882:: 846:. 818:. 761:. 741:. 719:. 698:. 676:: 670:8 649:. 637:: 233:) 227:( 215:) 209:( 204:) 200:( 190:Β· 183:Β· 176:Β· 169:Β· 146:. 113:) 107:( 102:) 98:( 94:. 84:. 59:) 55:( 20:.

Index

Bernard Cohen (disambiguation)
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"Bernard Cohen" physicist
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Pittsburgh
Professor Emeritus
Physics
University of Pittsburgh
Linear no-threshold model
linear-no threshold theory
carcinogenesis
R. William Field
Brian J. Smith
biostatistics

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