title: Bacterial pneumonia during the Hong Kong influenza epidemic of 1968-1969.
mesh_terms: D004196:Disease Outbreaks; D005845:Georgia; D006192:Haemophilus Infections; D006723:Hong Kong; D006801:Humans; D007251:Influenza, Human / Q000150:complications*; D009975:Orthomyxoviridae / Q000302:isolation & purification; D011008:Pneumococcal Infections; D011023:Pneumonia, Staphylococcal / Q000453:epidemiology; D012698:Serologic Tests