title: An effective program for reducing group A streptococcal prevalence.
mesh_terms: D000293:Adolescent; D000906:Antibodies / Q000032:analysis; D002648:Child; D003120:Colorado; D005260:Female; D006266:Health Education; D006386:Hemagglutination Tests; D006801:Humans; D008297:Male; D010614:Pharynx / Q000382:microbiology; D012141:Respiratory Tract Infections / Q000453:epidemiology / Q000209:etiology / Q000276:immunology / Q000382:microbiology / Q000517:prevention & control; D012572:School Health Services; D013290:Streptococcal Infections / Q000453:epidemiology / Q000276:immunology / Q000517:prevention & control*; D013291:Streptococcus / Q000302:isolation & purification
chemical_list: D000906:Antibodies