TCL Archive Clinical Cooperative Groups Asked To Develop Tamoxifen Prevention Trial; CGOPs To Participate July 6, 1990
TCL Archive DeVita Dissatisfied With Cooperative Groups on Accrual; NCAB to Hear Wittes’ Plan In Feb. November 20, 1987
TCL Archive Cancer Epidemiology Hampered By Bureaucratic Delays, Lack of Cooperation, NCI Group Says September 29, 1978