BOORANASUNTIKUL, B. .; KANCHANAKHAN, N. . Effect of using smartphone before bedtime and sleep quality of middle-adulthood officers at Chulalongkorn University. Chulalongkorn Medical Journal, Bangkok, Thailand, v. 65, n. 2, 2021. Disponível em: https://he05.tci-thaijo.org/index.php/CMJ/article/view/1079. Acesso em: 7 apr. 2025.