YURNALIZA. Sleep Late Impact on The Salivary pH Levels and Amylase Activity among Male Students who has Different BMI Category. International Journal of Ecophysiology, [S. l.], v. 4, n. 2, p. 27–32, 2022. DOI: 10.32734/ijoep.v4i2.11379. Disponível em: https://talenta.usu.ac.id/ijoep/article/view/11379. Acesso em: 10 aug. 2025.