Thapa SB, Sharma AK. Findings of Paediatric Upper Gastrointestinal Endoscopy at a Tertiary Care Centre. J. Nepal Paedtr. Soc. [Internet]. 2016 Jan. 20 [cited 2024 Dec. 4];35(2):123-8. Available from: https://nepjol.info./index.php/JNPS/article/view/13595