title: Changes in the marketing of methotrexate.
authors.forename: J T
authors.initials: JT
authors.lastname: Sibley
authors.forename: K L
authors.initials: KL
authors.lastname: Blocka
mesh_terms: D001172:Arthritis, Rheumatoid / Q000188:drug therapy*; D004349:Drug Packaging / Q000191:economics / Q000379:methods / Q000639:trends*; D006801:Humans; D008389:Marketing of Health Services; D008727:Methotrexate / Q000627:therapeutic use*
chemical_list: D008727:Methotrexate