00631nas a2200277   4500000000100000008004100001260001300042653001200055653001600067653001200083653003300095653002000128653001100148653001100159653002500170653001200195653000900207653002800216653000900244653000900253100001400262245004900276300000800325490000600333022001400339       1979                            d  c1979 Aug10aAnimals10aCarcinogens10aDapsone10aDrug Evaluation, Preclinical10aEthics, Medical10aFemale10aHumans10aInformation Services10aleprosy10aMale10aNeoplasms, Experimental10aRats10aRisk1 aBloom B R00aNews about carcinogens: what's fit to print.  a5-70 v9  a0093-0334