Incidence and prevalence of systemic sclerosis in Valcamonica, Italy, during an 18-year period

To investigate the epidemiology of systemic sclerosis in Valcamonica, an Italian Alpine valley, during an 18-year-long period.Patients with systemic sclerosis living in Valcamonica between 1999 and 2016 were identified by capture/recapture method using: (1) clinical databases of the only secondary Rheumatology Unit present in the valley and of the tertiary referral center for this area; (2) administrative data, extracting records with the...