00353nam a2200097Ia 4500008004100000040001100041100001500052245012200067260005300189300001300242251112s9999||||xx |||||||||||||| ||und||  aCNCLSA  aD. Clayson 0aCancer LettersbAn International Journal Providing a Forum For Orginal and Pertinent Contributions in cancer Research  c1963bThe Massachusetts Medical SocietyaEngland  aP. 1-983