title: Necrotizing fasciitis.
mesh_terms: D005208:Fasciitis / Q000453:epidemiology* / Q000382:microbiology; D006801:Humans; D009336:Necrosis; D013290:Streptococcal Infections / Q000453:epidemiology*; D013297:Streptococcus pyogenes; D006113:United Kingdom / Q000453:epidemiology