title: Laboratory-acquired human infection with group A type 50 streptococci.
mesh_terms: D000818:Animals; D006801:Humans; D007757:Laboratory Infection / Q000382:microbiology*; D051379:Mice / Q000382:microbiology; D013290:Streptococcal Infections / Q000382:microbiology*; D013297:Streptococcus pyogenes / Q000145:classification / Q000302:isolation & purification