Current problems in studies of streptococci.
D000917:Antibody Formation; D000941:Antigens; D002473:Cell Wall / Q000032:analysis; D005921:Glomerulonephritis / Q000209:etiology; D010447:Peptide Hydrolases / Q000032:analysis; D012703:Serotyping; D013290:Streptococcal Infections / Q000150:complications; D013291:Streptococcus / Q000201:enzymology / Q000276:immunology
D000941:Antigens; D010447:Peptide Hydrolases