title: Clostridium welchii infection after amniocentesis.
mesh_terms: D000031:Abortion, Septic / Q000209:etiology*; D000328:Adult; D000649:Amniocentesis / Q000009:adverse effects*; D003015:Clostridium Infections / Q000209:etiology*; D003016:Clostridium perfringens; D005260:Female; D006801:Humans; D011247:Pregnancy