title: Hospital outbreak of infections with group a streptococci traced to an asymptomatic anal carrier.
mesh_terms: D001003:Anal Canal / Q000382:microbiology*; D000776:Anesthesiology; D002353:Carrier State / Q000382:microbiology*; D003428:Cross Infection / Q000209:etiology*; D004196:Disease Outbreaks; D006801:Humans; D008297:Male; D008505:Medical Staff, Hospital; D013290:Streptococcal Infections / Q000209:etiology*; D013297:Streptococcus pyogenes / Q000302:isolation & purification; D013530:Surgical Wound Infection / Q000209:etiology