Association between night-time screen exposure, sleep disturbance, and psychological distress among young adults: a hospital-based cross-sectional observational study. SJHR-Africa [Internet]. 2026 Jun. 1 [cited 2026 Aug. 2];7(2):9. Available from: https://www.sjhrafrica.org.sjhresearchafrica.org/index.php/public-html/article/view/2689