title: Letter: Subcutaneous heparin.
mesh_terms: D002986:Clinical Trials as Topic; D006493:Heparin / Q000008:administration & dosage* / Q000627:therapeutic use; D006801:Humans; D007279:Injections, Subcutaneous; D011183:Postoperative Complications / Q000517:prevention & control; D011655:Pulmonary Embolism / Q000517:prevention & control*; D013924:Thrombophlebitis / Q000517:prevention & control*
chemical_list: D006493:Heparin