Siddiqui, M., Hossain, F. and Banu, L. 2009. Levonorgestrel Intrauterine System Mirena: An Update. Bangladesh Journal of Obstetrics & Gynaecology. 23, 1 (Aug. 2009), 25–31. DOI:https://doi.org/10.3329/bjog.v23i1.3054.