The MRFIT behavior pattern study: II. Type A behavior and incidence of coronary heart disease. - Schekelle,R.B.; Hulley,S.B.; Neaton,J.D.; Billings,J.H.; Borhani,N.O.; Gerace,T.A.; Jacobs,D.R.; Lasser,N.L.; Mittlemark,M.B.; Stamler,J. (Am J Epidemiol, 1985)