Astuti, Ni Luh Seri, Sri Setiyarini, and Ibrahim Rahmat. “The Effect of Augmentative Alternative Communication on Anxiety in Patients under Mechanical Ventilators in the Intensive Care Unit: Pilot Study”. Journal of Health Science and Medical Research 41, no. 6 (September 21, 2023): e2023967. accessed September 29, 2026. https://he01.tci-thaijo.org/index.php/jhsmr/article/view/266104.