Silangen, Kristianty T, Bradley J Waleleng, and Frans E. N. Wantania. “Gejala Gastrointestinal Pada Pasien COVID-19”. e-CliniC 9, no. 2 (March 14, 2021): 279–286. Accessed August 17, 2024. https://ejournal.unsrat.ac.id/v3/index.php/eclinic/article/view/32851.