Gary D. Friedman, Gary R. Cutter, Richard P. Donahue, Glenn H. Hughes, Stephen B. Hulley, David R. Jacobs, Kiang Liu, Peter J. Savage,
Cardia: study design, recruitment, and some characteristics of the examined subjects Journal of Clinical Epidemiology. ,vol. 41, pp. 1105- 1116 ,(1988) ,
10.1016/0895-4356(88)90080-7