[1]
Uerpairojkit, K., Srituravanich, W., Songthamwat, B., Kampitak, W., Nantapak, T. and Kharuram, P. 2022. Prospective randomized study of preprocedural ultrasound scan for spinal anesthesia 1 comparison between using 2nd prototype of PASS and skin marking technique to locate needle entry point. Thai Journal of Anesthesiology. 48, 1 (Jan. 2022), 1–8.