Wahyuni W, Utami Lubis D. CORRELATION OF KNOWLEDGE LEVELS ABOUT MENARCHE WITH READINESS FOR THE MENARCHE INSTUDENTS CLASS V AND VI IN SD NEGERI 2 JAMBIDAN BANTUL YOGYAKARTA. JKSI [Internet]. 27Jan.2021 [cited 18May2024];12(1):7-4. Available from: https://stikes-yogyakarta.e-journal.id/JKSI/article/view/135