title: Despite triple vaccination.
authors.affiliation: Department of Tropical Medicine at the Bernhard Nocht Institute, German Armed Forces Hospital of Hamburg, Hamburg, Germany. Frickmann@bni-hamburg.de
authors.forename: Hagen
authors.initials: H
authors.lastname: Frickmann
authors.forename: Stefanie
authors.initials: S
authors.lastname: Scherpe
authors.forename: Brunhilde
authors.initials: B
authors.lastname: Schweiger
authors.forename: Stephanie
authors.initials: S
authors.lastname: Wählisch
authors.forename: Knut
authors.initials: K
authors.lastname: Reuter
authors.forename: Jan
authors.initials: J
authors.lastname: Bronnert
mesh_terms: D006801:Humans; D053118:Influenza A Virus, H1N1 Subtype / Q000276:immunology / Q000302:isolation & purification*; D007252:Influenza Vaccines / Q000008:administration & dosage*; D007251:Influenza, Human / Q000175:diagnosis* / Q000517:prevention & control / Q000821:virology; D008297:Male; D008875:Middle Aged; D029424:Pulmonary Disease, Chronic Obstructive / Q000150:complications*; D017211:Treatment Failure; D014611:Vaccination / Q000706:statistics & numerical data*
chemical_list: D007252:Influenza Vaccines