title: Acute exacerbation of chronic obstructive pulmonary disease among hospitalized patients caused by influenza virus infection.
authors.forename: Y Y
authors.initials: YY
authors.lastname: Li
authors.forename: P
authors.initials: P
authors.lastname: Wang
authors.forename: R J
authors.initials: RJ
authors.lastname: Wang
authors.forename: X Q
authors.initials: XQ
authors.lastname: Huo
authors.forename: M
authors.initials: M
authors.lastname: Hu
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D000369:Aged, 80 and over; D002648:Child; D002681:China / Q000453:epidemiology; D005260:Female; D006760:Hospitalization; D006801:Humans; D008297:Male; D008875:Middle Aged; D009975:Orthomyxoviridae / Q000145:classification / Q000502:physiology*; D029424:Pulmonary Disease, Chronic Obstructive / Q000453:epidemiology / Q000628:therapy / Q000821:virology*; D055815:Young Adult