I Wayan Agus Putra, Teja Koswara, and Muhammad Alif Rafi. 2023. “Risk Factor for Covid-19 Patients on Ventilators at Gatot Soebroto Army Hospital”. ACTA Medical Health Sciences 2 (1):29-37. http://amhs.unjani.ac.id/index.php/acta_medica/article/view/33.