Garg, Pankaj2015-12-232015-12-232011-07Garg Pankaj. Sildenafil, Neonates and Regulation. Indian Pediatrics. 2011 July; 48(7): 571.http://imsear.searo.who.int/handle/123456789/168895enSildenafil, Neonates and Regulation.Article