Prasetyo SD, Mukhoirotin M. Spiritual relaxation therapy to improve sleep quality for nurses working shifts who experience sleep problems: a quasi-experimental study. medisians [Internet]. 2024 May 1 [cited 2026 Jul. 7];22(1):9-13. Available from: http://jurnalnasional.ump.ac.id/index.php/medisains/article/view/19834