Development and validation of a patient-reported outcome instrument for skin involvement in patients with systemic sclerosis.
- Ada Man,
- Jeannette K Correa,
- Jessica Ziemek,
- Robert W Simms,
- David T Felson,
- Robert Lafyatis
Ann Rheum Dis 2017 Aug 17;76(8):1374-1380. Epub 2017 Feb 17.
Division of Rheumatology and Clinical Immunology, University of Pittsburgh Medical Center, Pittsburgh, Pennsylvania, USA.