00330nam a2200097Ia 4500008004100000040001100041100002300052245009300075260005400168300001000222251112s9999||||xx |||||||||||||| ||und||  aCNCLSA  aDaniel D. Von Hoff 0aMolecular Cancer TherapeuticsbA Journal of the American Association for Cancer Research  cApril, 1969bJohn Wiley and Sons LimitedaEngland  bV. 55