Personal factors in systemic sclerosis and their coverage by patient-reported outcome measures: A multicentre European qualitative study and literature review
M. Mattsson; C. Boström; C. Mihai; Juliane Stöcker; S. Geyh; G. Stummvoll; G. Gard; B. Möller; R. Hesselstrand; G. Sandqvist; O. Draghicescu; A.M. Gherghe; M. Voicu; O. Distler; J.S. Smolen; T.A. Stamm