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Siahbazi, S., Behboudi-Gandevani, S., Moghaddam-Banaem, L., & Montazeri, A. (2017). Effect of zinc sulfate supplementation on premenstrual syndrome and health-related quality of life: Clinical randomized controlled trial. Journal of Obstetrics and Gynaecology Research, 43(5), 887–894. doi:10.1111/jog.13299 
10.1111/jog.13299