00489nam a2200145Ia 4500008004100000040001100041100002900052245004500081260006700126300001600193300001000209942000900219999001700228952009800245251112s9999||||xx |||||||||||||| ||und||  aCNCLSA  aMichael B. Shimkin92579 0aJournal of the National Cancer Institute  cJuly 1960, December 1960bNational Institutes of HealthaU.S.A  aP. 685-1478  bV. 25  cJRBV  c19872d19872  001040923225aCNCLSAbCNCLSAd2025-11-12l0r2025-11-12 00:00:00tNo. 4-6yJRBVw2025-11-12