Kumar J, Mishra VK, Kumar S, Kumar T. Assessment of the prevalence of congenital heart diseases in children: an observational study. Int. J. Heal. Clin. Res. [Internet]. 2021Mar.16 [cited 2026Apr.11];4(5):347-9. Available from: https://ijhcr.com/index.php/ijhcr/article/view/1180