Research Article
Influence of Metoprolol on Systolic and Diastolic Function in Children with Heart Failure
Department of Pediatric Cardiology, Thalassemia Research Center, Booali Sina Hospital, Mazandaran University of Medical Sciences, Pasdaran Boulevard,P.O. Box 48158-38477, Sari, Iran
A. Abaskhanian
Department of Pediatric Neurology, Booali Sina Hospital, Mazandaran University of Medical Sciences, Pasdaran Boulevard, P.O. Box 48158-38477, Sari, Iran