Amzal Mortin Andas, Christantie Effendi, Sri Setyarini. Validity and Reliability Test on Sleep Quality Scale (SQS) Instruments in Indonesia Version on Cancer Patients. Int. J. Res. Pharm. Sci. [Internet]. 2020 Dec. 18 [cited 2025 Feb. 25];11(4):7275-80. Available from: https://ijrps.com/home/article/view/2099