Wiria, Metta S.S., and Fransiscus D. Suyatna. “A Comparative Bioavailability Study of Two Ibuprofen Formulations After Single-Dose Administration in Healthy Volunteers”. Medical Journal of Indonesia 16, no. 3 (August 1, 2007): 181-6. Accessed January 22, 2020. http://mji.ui.ac.id/journal/index.php/mji/article/view/272.