title: Oral streptococci and commercial grouping sera.
mesh_terms: D000941:Antigens; D013293:Enterococcus faecalis; D006801:Humans; D009055:Mouth / Q000382:microbiology*; D012703:Serotyping; D013291:Streptococcus; D013297:Streptococcus pyogenes
chemical_list: D000941:Antigens