The Relationship between Body Mass Index and Hemoglobin Levels in Young Girls at SMA Muhammadiyah 7 Yogyakarta. JURNAL KEBIDANAN KESTRA (JKK), [S. l.], v. 6, n. 1, p. 20–27, 2023. DOI: 10.35451/jkk.v6i1.1817. Disponível em: https://ejournal.medistra.ac.id/index.php/JKK/article/view/1817. Acesso em: 10 aug. 2025.