KHAN, T.; KHAN, N. ullah; KHAN, Q. I.; KHAN, R. muhammad; ATIF MASOOD; KHAN, W. Frequency of Acute Exacerbation of COPD Among Non-smokers in Tertiary Care Hospital of Bannu KPK-Pakistan. Journal of Women Medical and Dental College, [S. l.], v. 1, n. 2, 2022. DOI: 10.56600/jwmdc.v1i2.17. Disponível em: https://jwmdc.com/index.php/jwmdc/article/view/17. Acesso em: 26 sep. 2022.