Antoni, Adi, Hotma Royani Siregar, and Juni Andriani. “The Effectiveness of Progressive Muscle Relaxation on Physiological and Psychological Stress Control of Type 2 Diabetes Mellitus Clients in the Mandailing Batak Tribe”. KnE Social Sciences 8, no. 4 (March 3, 2023): 739–745. Accessed April 26, 2024. https://knepublishing.com/index.php/KnE-Social/article/view/12968.