Teeraganok, T., Manonai, J. and Chongtrakool, P. (2012) “Vaginal health in copper intrauterine device users and non-users”, Thai Journal of Obstetrics and Gynaecology. Bangkok, Thailand, 20(1), pp. 48–53. available at: https://he02.tci-thaijo.org/index.php/tjog/article/view/1149 (accessed: 28 September 2026).