RT Journal Article SR Electronic T1 The needs of science vs the needs of patients: Ethical concernsin cancer clinical trials JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP 1008 OP 1015 VO 70 IS 12 A1 Markman, Maurie YR 2003 UL http://www.ccjm.org/content/70/12/1008.abstract AB