Is there a difference in the number of involved organ systems between juvenile diffuse and limited subtype systemic sclerosis patients?

Introduction: Juvenile systemic sclerosis (jSSc) is an orphan disease with a prevalence of 3 in 1,000,000 children. In adult patients diffuse subtype is associated with higher number of organ systems involvement. In a CARRA North American study, it was noted that 38% of jSSc patients had four or [for full text, please go to the a.m. URL]