M. Ojo, O. ., O. . I. Aremu, and F. . O. Mustapha. “Acute Effect of Flurbiprofen (Ivyflur) on Tear Production”. Nigerian Journal of Pharmaceutical and Applied Science Research, vol. 10, no. 3, Sept. 2021, pp. 10-16, http://mail.nijophasr.net/index.php/nijophasr/article/view/443.