Kalkowski, H [Experience with transventricular infundibulum resection and Brock-Sellors pulmonary valvotomy]. [electronic resource] - Das Deutsche Gesundheitswesen Aug 1969 - 1601-4 p. digital Publication Type: Journal Article ISSN: 0012-0219 Subjects--Topical Terms: AdolescentAdultCardiac Surgical Procedures--mortalityChildChild, PreschoolHeart Defects, Congenital--surgeryHeart Ventricles--surgeryHumansInfantMaleMethodsPulmonary Valve--surgeryTetralogy of Fallot--surgery