Poerbonegoro, N. L., N. Irawati, and S. M. Anjani. “Nasal and Sinus Diseases: Common Causes of Upper Airway Cough Syndrome”. EJournal Kedokteran Indonesia, vol. 9, no. 3, Jan. 2022, pp. 243-8, doi:10.23886/ejki.9.33.243-8.