title: Long-term self-administered subcutaneous heparin in pregnancy.
mesh_terms: D005260:Female; D006350:Heart Valve Prosthesis; D006493:Heparin / Q000008:administration & dosage* / Q000627:therapeutic use; D006801:Humans; D007279:Injections, Subcutaneous; D011247:Pregnancy; D011249:Pregnancy Complications, Cardiovascular / Q000517:prevention & control*; D012646:Self Administration; D013923:Thromboembolism / Q000517:prevention & control*
chemical_list: D006493:Heparin