Rajan, N., N. Nathan, M. Vijayakrishnan, and U. Natarajan. “Is Levonorgestrel Intra-Uterine System in Menorrhagia: Effective and Acceptable? A Retrospective Study”. International Journal of Reproduction, Contraception, Obstetrics and Gynecology, vol. 15, no. 3, Feb. 2026, pp. 941-5, doi:10.18203/2320-1770.ijrcog20260551.