Mardhika, A., Y. D. Safitri, L. Fadliyah, and R. Medawati. “DESCRIPTION OF MENSTRUAL CYCLE DISORDERS IN 3 MONTHS INJECTABLE CONTRACEPTIVE USERS”. Journal of Vocational Nursing, vol. 2, no. 2, Oct. 2021, pp. 97-100, doi:10.20473/jovin.v2i2.30327.