M. KAFIT; RASMIN NURJADING; HENGKY OKTARIZAL; NOVELA SARI; MUTIA PERMATA IRYANTI; RONI RAZALI; AHMADI, A.; FAJAR, F.; LAMTIUR SINAGA. The Relationship Between Smartphone Usage Duration and Distance During Sleep and Sleep Quality Among Employees of RSJKO X. Jurnal Kesehatan, Rekam Medis dan Farmasi (JUK-Medifa), [S. l.], v. 4, n. 02, p. 108–113, 2026. Disponível em: https://jurnal.seaninstitute.or.id/index.php/health/article/view/1111. Acesso em: 12 sep. 2026.