title: Summaries for patients. Randomized trial of homocysteine-lowering therapy and risk for venous thromboembolism.
mesh_terms: D000368:Aged; D005260:Female; D005492:Folic Acid / Q000627:therapeutic use*; D006801:Humans; D020138:Hyperhomocysteinemia / Q000188:drug therapy*; D015994:Incidence; D008297:Male; D008875:Middle Aged; D011446:Prospective Studies; D011655:Pulmonary Embolism / Q000453:epidemiology / Q000517:prevention & control*; D012307:Risk Factors; D013923:Thromboembolism; D020246:Venous Thrombosis / Q000453:epidemiology / Q000517:prevention & control*; D014805:Vitamin B 12 / Q000627:therapeutic use*; D025101:Vitamin B 6 / Q000627:therapeutic use*
chemical_list: D025101:Vitamin B 6; D005492:Folic Acid; D014805:Vitamin B 12