Sharma, M., S. Dhungel, S. Niroula, and M. Karki. “Knowledge and Acceptance of Labour Analgesia in Pregnant Women”. Journal of Nepal Health Research Council, vol. 16, no. 3, Nov. 2018, pp. 302-6, https://www.nepjol.info/index.php/JNHRC/article/view/21428.