#viral_infection__viralinfection__virus_infection__virusinfection  infection by a virus that is pathogenic to humans
  supertype:  infection  invasion of the body by pathogenic microorganisms causing inflammation
  subtype:  hemorrhagic_fever__hemorrhagicfever__haemorrhagic_fever  a viral infection (usually restricted to a specific geographic area); fever and gastrointestinal symptoms are followed by capillary hemorrhage
  subtype:  herpangia  a viral infection (usually in children) marked by sore throat and fever and papules in the mouth and throat and headache and abdominal pain; usually subsides in a short time
  subtype:  Rift_Valley_fever  a viral infection common in Africa; transmitted by mosquitoes or by handling infected animals
  subtype:  viral_pneumonia__viralpneumonia  pneumonia caused by a virus

No statement uses or specializes viral_infection; click here to add one.