Extended report: The development of candidate composite disease activity and responder indices for psoriatic arthritis (GRACE project) (13 July, 2012)
Philip S Helliwell, Oliver FitzGerald, Jaap Fransen, Dafna D Gladman, Gerald G Kreuger, Kristina Callis-Duffin, Neil McHugh, Philip J Mease, Vibeke Strand, Robin Waxman, Valderilio Feijo Azevedo, Adriana Beltran Ostos, Sueli Carneiro, Alberto Cauli, Luis R Espinoza, John A Flynn, Nada Hassan, Paul Healy, Eduardo Mario Kerzberg, Yun Jong Lee, Ennio Lubrano, Antonio Marchesoni, Helena Marzo-Ortega, Giovanni Porru, Elvia G Moreta, Peter Nash, Helena Raffayova, Roberto Ranza, Siba P Raychaudhuri, Euthalia Roussou, Raphael Scarpa, Yeong Wook Song, Enrique R Soriano, Paul P Tak, Ilona Ujfalussy, Kurt de Vlam, Jessica A Walsh