The Captopril Prevention Project (CAPPP) in hypertension–baseline data and current status - Hansson, L; Hedner, T; Lindholm, L; Niklason, A; Luomanmaki, K; Niskanen, L; Lanke, J; Dahlof, B; de Faire, U; Morlin, C; Karlberg, B E; Wester, P O; Bjorck, J E (Blood Press, 1997)