Khoo, L. K., Norranitchaiyakul, S., Suphangul, S., & Wongsirichat, N. (2019). Overview of Surgical Therapies for Obstructive Sleep Apnea: a Concise Review Literature. Siriraj Medical Journal, 72(1), 87–94. https://doi.org/10.33192/Smj.2020.12