For citations:
Sivtseva A.I., Neustroeva T.S., Ivanova M.A., Petrova E.R. Clinical and Epidemiological Characteristics of Chronic Bronchitis and its Place in the Structure of COPD. Yakut Medical Journal. 2013;(2):81-84.
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Sivtseva A.I., Neustroeva T.S., Ivanova M.A., Petrova E.R. Clinical and Epidemiological Characteristics of Chronic Bronchitis and its Place in the Structure of COPD. Yakut Medical Journal. 2013;(2):81-84.