Okadharma, I Gusti Ayu Made Dwisri, Ni Putu Veny Yantie, and Eka Gunawijaya. 2022. “Factors Contributing to Successful Patent Ductus Arteriosus Closure With First Pharmacological Course”. Paediatrica Indonesiana 62 (2), 86-90. https://doi.org/10.14238/pi62.2.2022.86-90.