Gupta S, Prabha V. Intravaginal Delivery Approaches for Contraception: An Overview with Emphasis on Gels. J Pharm Pharm Sci [Internet]. 2017 Aug. 14 [cited 2024 Dec. 26];20:270-84. Available from: https://journals.library.ualberta.ca/jpps/index.php/JPPS/article/view/29299