title: Folate supplementation and methotrexate.
authors.forename: P M
authors.initials: PM
authors.lastname: Houtman
mesh_terms: D018501:Antirheumatic Agents / Q000633:toxicity*; D004347:Drug Interactions; D005492:Folic Acid / Q000627:therapeutic use*; D006397:Hematinics / Q000627:therapeutic use*; D006801:Humans; D008727:Methotrexate / Q000633:toxicity*
chemical_list: D018501:Antirheumatic Agents; D006397:Hematinics; D005492:Folic Acid; D008727:Methotrexate