Bruni, Cosimo Hydroxychloroquine and joint involvement in systemic sclerosis: Preliminary beneficial results from a retrospective case-control series of an EUSTAR center. [electronic resource] - Joint bone spine 12 2017 - 747-748 p. digital Publication Type: Letter ISSN: 1778-7254 Standard No.: 10.1016/j.jbspin.2016.10.002 doi Subjects--Topical Terms: Arthritis--diagnosisCohort StudiesComorbidityDatabases, FactualFemaleFollow-Up StudiesHumansHydroxychloroquine--therapeutic useItalyMalePain MeasurementRetrospective StudiesScleroderma, Systemic--diagnosisStatistics, NonparametricTreatment Outcome