A.Y. ABDULLAYEV Central hospital for oil workers of the State Oil Company of Azerbaijan Republic, Baku Abdullaev Adalyat Yusuph ogly Candidate of Medical Science, Head of Pulmonology Department 17 Yu.Sapharova Str., Baku AZ 1025 tel.: +994 50 210 54 23, e-mail: [email protected] A study of the etiological structure of pathogens in exacerbations of COPD, as […]