000 00358nam a2200133Ia 4500
008 251112s9999||||xx |||||||||||||| ||und||
040 _aCNCLSA
100 _aMichael B. Shimkin
_92579
245 0 _aJournal of the National Cancer Institute
260 _c1957
_bThe National Cancer Institute
_aU.S.A
300 _aP. 487-870
300 _bV. 18
942 _cJRBV
999 _c30256
_d30256