INCIDENCE OF POLYCYTHEMIA AMONG PATIENTS WITH CHRONIC OBSTRUCTIVE PULMONARY DISEASE ADMITTED TO THE DEPARTMENT OF MEDICINE IN TERTIARY CARE HOSPITAL. Frontier in Medical and Health Research, [S. l.], v. 3, n. 5, p. 2544–2552, 2025. Disponível em: https://fmhr.net/index.php/fmhr/article/view/3559.. Acesso em: 26 aug. 2026.