title: Letter: Low-dose heparin and total hip replacement.
mesh_terms: D001178:Arthroplasty; D006493:Heparin / Q000008:administration & dosage* / Q000627:therapeutic use; D006615:Hip / Q000601:surgery*; D011183:Postoperative Complications / Q000517:prevention & control*; D011655:Pulmonary Embolism / Q000517:prevention & control*
chemical_list: D006493:Heparin