SALSABILA, P. S.; NARESWARI, S. The Effect of Breakfast on Learning Concentration. Medical Profession Journal of Lampung, [S. l.], v. 13, n. 1, p. 146-150, 2023. DOI: 10.53089/medula.v13i1.593. Disponível em: http://www.journalofmedula.com/index.php/medula/article/view/593. Acesso em: 3 dec. 2025.