[Immunological study of the precipitating antigen specific for Streptococcus pyogenes (Group A) type 24].
D000941:Antigens / Q000737:chemistry*; D006801:Humans; D013291:Streptococcus / Q000737:chemistry*; D013297:Streptococcus pyogenes
D000941:Antigens
ANTIGENS/chemistry; STREPTOCOCCUS/chemistry