SINURAT, S.; SIMANULLANG, M. S. D.; BARUS, M.; MARBUN, G. A. The effect of health education on personal hygiene on students’ knowledge. International Journal on ObGyn and Health Sciences, [S. l.], v. 1, n. 2, p. 66–72, 2023. DOI: 10.35335/obgyn.v1i2.70. Disponível em: https://trigin.pelnus.ac.id/index.php/ObGyn/article/view/70. Acesso em: 23 apr. 2026.