281 NONINVASIVE ASSESSMENT OF THE RIGHT AND LEFT VENTRICULAR FUNCTION IN NEONATES WITH CONGENITAL DIAPHRAGMATIC HERNIA AND PERSISTENT PULMONARY HYPERTENSION BEFORE AND AFTER SURGICAL REPAIR. (1st January 2004) - Sernich, S; Carrasquero, N; Lavie, C; Chambers, R; McGettigan, M C