000 00369nam a2200133Ia 4500
008 251112s9999||||xx |||||||||||||| ||und||
040 _aCNCLSA
100 _aJohn R. Heller
_92310
245 0 _aJournal of the National Cancer Institute
260 _cJanuary-June, 1952
_bThe National Cancer Institute
_aU.S.A
300 _aP. 701-1436
300 _bV. 12
942 _cJRBV
999 _c30258
_d30258