Baral, S., Paudel, B. N., Khanal, A., Thapa, J., Yadhav, B., Shrestha, R., Basnet, B. K., Paudel, M. S., Thapa, S., Khadka, D., Shah, M. K. and Shrestha, U. K. (2021) “Outcome of Pneumatic Balloon Dilatation in Achalasia Cardia”, Journal of Advances in Internal Medicine, 10(1), pp. 8–13. doi: 10.3126/jaim.v10i1.37083.