Abdul, RazakNagesh, N Karthik2016-02-122016-02-122016-01Abdul Razak, Nagesh N Karthik. When to Close Patent Ductus arteriosus? The Ideal Time and Rationale. Indian Pediatrics. 2016 Jan; 53(1):78.http://imsear.searo.who.int/handle/123456789/172509enWhen to Close Patent Ductus arteriosus? The Ideal Time and Rationale.Article