title: Letter: Pulseless extremity in children after arterial catheterization.
mesh_terms: D002404:Catheterization / Q000009:adverse effects*; D002675:Child, Preschool; D005121:Extremities / Q000098:blood supply*; D006493:Heparin / Q000008:administration & dosage / Q000627:therapeutic use; D006801:Humans; D011674:Pulse; D013927:Thrombosis / Q000209:etiology* / Q000517:prevention & control
chemical_list: D006493:Heparin