two small neonates , one with hypoplastic right heart syndrome , and the other with tetralogy of fallot and pulmonary atresia , were treated with intravenous prostaglandin e1 ( prostyn vr , upjohn , kalamazoo , michigan ) for 96 and 33 days , respectively .
C0039685
tetralogy of fallot
C0002335
prostaglandin e1