The severity of H1N1.
Cimolai
Nevio
N
D004196:Disease Outbreaks; D006801:Humans; D053118:Influenza A Virus, H1N1 Subtype / Q000302:isolation & purification*; D007251:Influenza, Human / Q000175:diagnosis* / Q000821:virology*; D033181:Information Dissemination; D012720:Severity of Illness Index; D014342:Truth Disclosure