1.
Chowdhury F, Arzu MAC, Azim MA. Down Syndrome with Congenital Heart Diseases : Referral to Echo Lab for Screening and Diagnosis. Chatt Maa Shi Hosp Med Coll J [Internet]. 2022 May 19 [cited 2022 Aug. 12];21(1):7-10. Available from: https://www.banglajol.info/index.php/CMOSHMCJ/article/view/59749