title: Comment on: The pharmacogenetics of methotrexate.
authors.forename: S M
authors.initials: SM
authors.lastname: van der Kooij
authors.forename: J A M
authors.initials: JA
authors.lastname: Wessels
authors.forename: T W J
authors.initials: TW
authors.lastname: Huizinga
authors.forename: H-J
authors.initials: HJ
authors.lastname: Guchelaar
mesh_terms: D018501:Antirheumatic Agents / Q000627:therapeutic use*; D001172:Arthritis, Rheumatoid / Q000235:genetics*; D006801:Humans; D008727:Methotrexate / Q000627:therapeutic use*; D020641:Polymorphism, Single Nucleotide; D016896:Treatment Outcome
chemical_list: D018501:Antirheumatic Agents; D008727:Methotrexate