The Socialization of Breathing Muscle Stratching Therapy on Increasing Vital Lung Capacity of Theasthma at Grandmed Hospital Lubuk Pakam. JPK [Internet]. 2023 Jun. 30 [cited 2025 Dec. 16];3(1):54-8. Available from: https://ejournal.medistra.ac.id/index.php/JPK/article/view/1748