title: Clostridium novyi is likely cause of 'serious unexplained illness' as cases continue to be reported.
mesh_terms: D003013:Clostridium / Q000302:isolation & purification*; D003015:Clostridium Infections / Q000453:epidemiology* / Q000382:microbiology*; D006801:Humans; D015819:Substance Abuse, Intravenous / Q000453:epidemiology / Q000382:microbiology; D006113:United Kingdom / Q000453:epidemiology