title: The role of ethnicity in willingness to participate in rheumatoid arthritis clinical trials.
authors.forename: Cheryl L
authors.initials: CL
authors.lastname: Koehn
mesh_terms: D001172:Arthritis, Rheumatoid / Q000188:drug therapy* / Q000208:ethnology*; D002986:Clinical Trials as Topic; D006801:Humans; D010358:Patient Participation