ANDRÉ COURNAND, RICHARD J. BING, LEWIS DEXTER, CHARLES DOTTER, LOUIS N. KATZ, JAMES V. WARREN, EARL WOOD,
Report of Committee on Cardiac Catheterization and Angiocardiography of the American Heart Association. Circulation. ,vol. 7, pp. 769- 773 ,(1953) ,
10.1161/01.CIR.7.5.769