title: Letter: Thrombocytopenia during treatment with ampicillin.
mesh_terms: D000368:Aged; D000667:Ampicillin / Q000009:adverse effects* / Q000627:therapeutic use; D002764:Cholecystitis / Q000188:drug therapy; D002769:Cholelithiasis / Q000188:drug therapy; D005260:Female; D006801:Humans; D013921:Thrombocytopenia / Q000139:chemically induced*
chemical_list: D000667:Ampicillin