AMELIA, Weny et al. EFFECTIVENESS OF WEB-BASED PROGRESSIVE MUSCLE RELAXATION (PMR) ON SLEEP QUALITY IN PATIENTS BREAST CANCER UNDERGOING CHEMOTHERAPY. E-Jurnal Medika Udayana, [S.l.], v. 13, n. 10, p. 30-36, oct. 2024. ISSN 2303-1395. Available at: <https://ojs.unud.ac.id/index.php/eum/article/view/109752>. Date accessed: 08 feb. 2025. doi: https://doi.org/10.24843/MU.2024.V13.i10.P05.