The Socialization of Breathing Muscle Stratching Therapy on Increasing Vital Lung Capacity of Theasthma at Grandmed Hospital Lubuk Pakam. JURNAL PENGMAS KESTRA (JPK), [S. l.], v. 3, n. 1, p. 54–58, 2023. DOI: 10.35451/jpk.v3i1.1748. Disponível em: https://ejournal.medistra.ac.id/index.php/JPK/article/view/1748. Acesso em: 16 dec. 2025.