1. Activity analysis of data coordinating centers;McDill,1979
2. RFP's as planning guides to the initial organization of coordinating centers;Hawkins,1979
3. Design, implementation and field experience with the use of intelligent terminals in clinical centers in the Multiple Risk Factor Intervention Trial;Rasmussen,1978
4. Data management for a large collaborative clinical trial (CASS: Coronary Artery Surgery Study);Kronmal;Comp Biomed Res,1978
5. Performance characteristics of the Hypertension Prevention Trial distributed data system;Jeffreys;Controlled Clin Trials,1983