@article{articlee689088c,
title   = {Gastrointestinal involvement in a large Brazilian cohort of patients with SSc},
author = {Sampaio-Barros, Percival and Seguro, L and Foelkel, A L and Del-Rio, A P and Marques-Neto, J F and Nascimento, I},
year = {2012},
doi = {10.1093/rheumatology/ker475},
journal   = {Rheumatology}
}