Bhattarai, P. R., Rayamajhi, A. J., Yadav, R. K., Paudel, S. C., Pangeni, A., Byanjankar, B., & Pandit, R. (2017). Comparison of ultrasound-guided abdominal nerve blocks and subarachnoid block as an anaesthetic technique for appendectomy: a retrospective study. Journal of Society of Anesthesiologists of Nepal, 4(1), 16–22. https://doi.org/10.3126/jsan.v4i1.17384