Authors: Hasson, MA Fagerstrom, RM Kahane, DC Walsh, JH Myers, MH Caughman, C Wenzel, B Haralson, JC Flickinger, LM Turner, LM

Citation: Ma. Hasson et al., Design and evolution of the data management systems in the Prostate, Lung,Colorectal and Ovarian (PLCO) Cancer Screening Trial, CONTR CL TR, 21(6), 2000, pp. 329S-348S