Association of the C8orf13-BLK region with systemic sclerosis in North-American and European populations - Pravitt Gourh; Sandeep K. Agarwal; José-Ezequiel Martín; Dipal Divecha; Blanca Rueda‐Medina; Haley A. Bunting; Shervin Assassi; Gene Paz; Sanjay Shete; Terry A. McNearney; Hilda T. Draeger; John D. Reveille; et al. (2009)