00330nam a2200121Ia 4500008004100000022001400041040001100055100001900066245004500085260005600130300001300186300000900199251112s9999||||xx |||||||||||||| ||und||  a0027-8874  aCNCLSA  aDaniel C. Ihde 0aJournal Of The National Cancer Institute  cJanuary 3, 1990bNational Cancer InstituteaU. S. A  aP.1-1080  bV.82