title: Smallpox: the main site of transmission is the oropharynx.
authors.forename: Samuel
authors.initials: S
authors.lastname: Baron
mesh_terms: D006801:Humans; D009960:Oropharynx / Q000821:virology*; D012899:Smallpox / Q000635:transmission*; D012901:Variola virus / Q000502:physiology; D017201:Virus Shedding