The Relationship Between Sleep Quality and Learning Concentration in Grade VII-IX Students of MTS Miftah Assa’adah in Pondok Aren, South Tangerang City. Jurnal Kesehatan STIKes IMC Bintaro, [S. l.], v. 6, n. 1, p. 15–22, 2025. DOI: 10.63448/tkca7q42. Disponível em: https://jurnal.stikesimcbintaro.ac.id/index.php/djs/article/view/177. Acesso em: 15 apr. 2026.