00333nam a2200109Ia 4500008004100000040001100041100001900052245008500071260004000156300001700196300001000213251112s9999||||xx |||||||||||||| ||und||  aCNCLSA  aPeter N. Magee 0aCancer ResearchbOfficial Journal of the American Association for Cancer Reseach  c1987bWaverly Press Inc.aBaltimore  aP. 3341-4527  bV. 47