Na’mah LU, Qomar UL, Novyriana E. Provision of Menstrual Disorder Education Through Whatsapp Group in Kruwed, Sempor, Kebumen . UJCD [Internet]. 2022 Nov. 22 [cited 2024 Sep. 22];2(2):54-8. Available from: http://apc.ums.ac.id/index.php/ujcd/article/view/183