PP, Anas, Fayisa K, and Sudakar A. 2019. “Comparative Analgesic Effects of Ibuprofen, Celecoxib and Tramadol After Third Molar Surgery: A Prospective Comparative Study”. International Journal of Pharmacological Research 9 (5): e5162. https://doi.org/10.7439/ijpr.v9i5.5162.