STUDYING EXTERNAL RESPIRATORY INDICATORS IN PATIENTS WITH COPD. SOUTH ARAL SEA MEDICAL JOURNAL, [S. l.], v. 1, n. Maxsus son, p. 3–5, 2025. Disponível em: https://jurnal.urgfiltma.uz/index.php/SASRSMJ/article/view/187. Acesso em: 30 dec. 2025.