RT Journal Article SR Electronic T1 Antitumour necrosis factor α treatment reduces retinol-binding protein 4 serum levels in non-diabetic ankylosing spondylitis patients JF Annals of the Rheumatic Diseases JO Ann Rheum Dis FD BMJ Publishing Group Ltd and European League Against Rheumatism SP 941 OP 943 DO 10.1136/annrheumdis-2013-204484 VO 73 IS 5 A1 Fernanda Genre A1 Raquel López-Mejías A1 José A Miranda-Filloy A1 Begoña Ubilla A1 Beatriz Carnero-López A1 Inés Gómez-Acebo A1 Ricardo Blanco A1 Rodrigo Ochoa A1 Javier Rueda-Gotor A1 Trinitario Pina A1 Carlos González-Juanatey A1 Javier Llorca A1 Miguel A González-Gay YR 2014 UL http://ard.bmj.com/content/73/5/941.abstract AB