Eka Kartika D, Sabri YS, Gusty RP. The Effect of Progressive Muscle Relaxation (PMR) in Lowering The Pain Scale in Lung Cancer Patients Who Get Chemotherapy Treatment. J Keskom [Internet]. 2022 Apr. 30 [cited 2024 Dec. 21];8(1):27-31. Available from: https://jurnal.htp.ac.id/index.php/keskom/article/view/1094