THE EFFECT OF FOOT MASSAGE AND PROGRESSIVE MUSCLE RELAXATION ON SLEEP QUALITY IN CONGESTIVE HEART FAILURE (CHF) PATIENTS AT GRANDMED LUBUK PAKAM HOSPITAL. JKG [Internet]. 2023 Oct. 31 [cited 2025 Jul. 4];6(1):128-35. Available from: https://ejournal.medistra.ac.id/index.php/JKG/article/view/1905