Mardiana M, Fitriani F, Ricky Z, Yusnaeni Y. Efektifitas progressive muscle relaxation (PMR) terhadap nyeri pada pasien kanker payudara. JBK [Internet]. 2020 Dec. 31 [cited 2026 Jun. 24];13(1). Available from: https://ojs.stikes.gunungsari.id/index.php/JBK/article/view/38