Infections of the mouth and pharynx.
D006801:Humans; D009055:Mouth / Q000382:microbiology; D009059:Mouth Diseases / Q000382:microbiology*; D010612:Pharyngitis; D013281:Stomatitis, Aphthous / Q000382:microbiology; D013290:Streptococcal Infections; D014069:Tonsillitis / Q000382:microbiology*; D014777:Virus Diseases