1.
Soontranan P, Somprakit P. Siriraj’s Oxygen System : Document for Reference and Maintenance. Siriraj Med J [internet]. 2020 Aug. 27 [cited 2026 Sep. 30];52(1):1-9. available from: https://he02.tci-thaijo.org/index.php/sirirajmedj/article/view/245670