Saifuddin, Anshari, Ujainah Zaini Nasir, Iris Rengganis, and Hamzah Shatri. “Risk Factors for Asthma Exacerbation Among Hajj Pilgrims: A Case Study from DKI Jakarta, Indonesia”. Medical Journal of Indonesia 29, no. 2 (July 1, 2020): 190–7. Accessed December 12, 2024. http://mji.ui.ac.id/journal/index.php/mji/article/view/4170.