Education on the Role of Electrolytes in Maintaining Heart Health for Students Al-Azhar Medan Private High School. JURNAL PENGMAS KESTRA (JPK), [S. l.], v. 4, n. 2, p. 160–166, 2024. DOI: 10.35451/jpk.v4i2.2385. Disponível em: https://ejournal.medistra.ac.id/index.php/JPK/article/view/2385. Acesso em: 23 dec. 2025.