Systemic sclerosis (SSc) is a disease characterized by vasculopathy. fibrosis of the skin and internal organs. most often complicated by interstitial lung disease (ILD). The incidence of SSc reaches 20 cases per 1 million population per year. https://www.soiebiologique.com/limited-price-Test-Evaluation-Command-ACU-Patch-Foliage-Green-flash-choice/