Darmawan, Guntur, Marshell Tendean, Ade Dharmawan, William William, Henny Tannady Tan, Tamara Atmogo, and Wani Devita Gunardi. “The Possible Role of Probiotics in Combating COVID-19”. The Indonesian Journal of Gastroenterology, Hepatology, and Digestive Endoscopy 21, no. 3 (December 30, 2020): 226–230. Accessed October 14, 2026. https://www.ina-jghe.com/index.php/jghe/article/view/751.