Irfan, M., Ali, M., Lumban Tobing, T., Dalimunthe, W. and Adriansyah, R. 2021. Time period after transcatheter PDA closure with changes in left ventricular function and nutritional status. Paediatrica Indonesiana. 61, 2 (Mar. 2021), 100-6. DOI:https://doi.org/10.14238/pi61.2.2021.100-6.