title: Pneumonia caused by Streptococcus pyogenes (group A beta hemolytic streptococcus). A diagnostic and therapeutic challenge.
mesh_terms: D005260:Female; D006801:Humans; D008875:Middle Aged; D011014:Pneumonia / Q000382:microbiology* / Q000628:therapy; D013290:Streptococcal Infections / Q000175:diagnosis* / Q000628:therapy; D013297:Streptococcus pyogenes / Q000302:isolation & purification*