Letter: Myositis associated with influenza A infection.
D002675:Child, Preschool; D006801:Humans; D009980:Influenza A virus / Q000276:immunology / Q000302:isolation & purification*; D007251:Influenza, Human / Q000150:complications*; D008297:Male; D009220:Myositis / Q000150:complications*; D009975:Orthomyxoviridae / Q000302:isolation & purification*