title: Intramuscular heparin in femoral neck fracture: reduced incidence of avascular necrosis.
mesh_terms: D000368:Aged; D005260:Female; D005265:Femoral Neck Fractures / Q000150:complications / Q000628:therapy*; D005500:Follow-Up Studies; D005592:Fracture Fixation; D006493:Heparin / Q000008:administration & dosage* / Q000627:therapeutic use; D006801:Humans; D007273:Injections, Intramuscular; D008297:Male; D008875:Middle Aged; D009336:Necrosis / Q000209:etiology / Q000517:prevention & control; D011542:Pseudarthrosis / Q000209:etiology; D013923:Thromboembolism / Q000209:etiology; D014945:Wound Healing; D014947:Wounds and Injuries / Q000628:therapy
chemical_list: D006493:Heparin