title: Microbiology problem: beta-hemolytic streptococcus.
mesh_terms: D000328:Adult; D001431:Bacteriological Techniques; D003937:Diagnosis, Differential; D005260:Female; D005455:Fluorescent Antibody Technique; D006801:Humans; D008826:Microbial Sensitivity Tests; D013290:Streptococcal Infections / Q000382:microbiology*; D013297:Streptococcus pyogenes / Q000145:classification / Q000276:immunology