Cost analysis comparison between conventional microsurgical decompression and full-endoscopic interlaminar decompression for lumbar spinal stenosis surgery - Cheung, Prudence Wing Hang; Wong, Carlos King Ho; Lau, Sin Ting; Cheung, Jason Pui Yin (Journal of Spine Surgery; Vol 6, No 4 (December 17, 2020): Journal of Spine Surgery, 2020)