Sharifi, Abdul, Abdul Mansoor, M. Ibrahimi, Abdul Wali, Wali Wali, and Khesrow Ekram. 2018. “Congenital Heart Disease in Children With Down Syndrome in Afghanistan”. Paediatrica Indonesiana 58 (6), 312-6. https://doi.org/10.14238/pi58.6.2018.312-6.