000 00266nam a22000977a 4500
050 _aMED RC643
_b.K3
245 _aOn the natural history of murine leukaemias: leukaemia research fund
260 _aLondon
_bThe Queen Anne Press
_c1968
300 _a47p.
_bill.
942 _cBK
999 _c1789
_d1789