“Echocardiographic Study in Preterm Infant With Hemodynamic Significant Patent Ductus Arteriosus”. Indian Journal of Forensic Medicine & Toxicology 16, no. 1 (November 30, 2021): 1145–1150. Accessed June 23, 2026. https://medicopublication.com/index.php/ijfmt/article/view/17650.