RT Journal Article SR Electronic T1 Genetic determinants of methotrexate treatment in rheumatoid arthritis patients: a study of polymorphisms in the adenosine pathway JF Annals of the Rheumatic Diseases JO Ann Rheum Dis FD BMJ Publishing Group Ltd and European League Against Rheumatism SP 931 OP 932 DO 10.1136/ard.2009.111567 VO 69 IS 5 A1 Petra Bohanec Grabar A1 Sabina Rojko A1 Dušan Logar A1 Vita Dolžan YR 2010 UL http://ard.bmj.com/content/69/5/931.abstract AB