K. Diwakar; Y. Sailaja; V. Palanivel; Shaik Baba Fakruddin; T. Gangadhara; B. Syed salman. Comparative Studies on Mydriatic Effect of Tropicamide 0.8% and Phenylephrin 5.0% in Teenagers & Geriatric People . Int J Res Pharm Hos & Clin. Pharm 2019, 1, 65-73.