Sultan, S., and D. S. Sahu. “Knowledge, Attitude and Practices about Menstruation and Related Problems in Adolescent Girls”. International Journal of Reproduction, Contraception, Obstetrics and Gynecology, vol. 6, no. 12, Nov. 2017, pp. 5235-40, doi:10.18203/2320-1770.ijrcog20175088.