title: Hemophilus influenzae respiratory infection in adults. 1. Recognition and incidence.
mesh_terms: D000328:Adult; D001991:Bronchitis / Q000175:diagnosis* / Q000453:epidemiology / Q000382:microbiology; D002908:Chronic Disease; D006192:Haemophilus Infections / Q000175:diagnosis* / Q000453:epidemiology; D006193:Haemophilus influenzae; D006801:Humans; D011014:Pneumonia / Q000175:diagnosis* / Q000453:epidemiology / Q000382:microbiology; D014481:United States