2021. Relationship of Knowledge Stress, Consumption Patterns and Sport Patterns of PMS (Premenstrual Syndrome) in Adolescent Girls of SMP IT Yayasan Hj. Fauziah Binjai in 2019. JURNAL PROTEKSI KESEHATAN. 10, 1 (Mei 2021), 6–14. DOI:https://doi.org/10.36929/jpk.v10i1.294.