Mangunnegoro, Hadiarto. “Cost Effectiveness of the Addition of Inhaled Corticosteroid in Moderately Persistent Asthmatics Treated With Daily Oral Bronchodilator”. Medical Journal of Indonesia 7, no. 4 (October 1, 1998): 251-6. Accessed February 27, 2024. https://mji.ui.ac.id/journal/index.php/mji/article/view/753.