Nasal mucus and influenza viruses.  II.  A new test for the presumptive diagnosis of influenza infection.
D006801:Humans; D007251:Influenza, Human / Q000175:diagnosis*; D009093:Mucus; D009296:Nasal Cavity; D009975:Orthomyxoviridae; D010256:Paranasal Sinuses
INFLUENZA/diagnosis; NASAL CAVITY