Sahil KOPPIKAR, David YU, Mark ROPELESKI, and David ROBERTSON. “Recurrent Benign Pneumatosis Intestinalis in a Patient With Mixed Connective Tissue Disease”. Archives of Rheumatology 33, no. 4 (December 31, 2018): 478–481. Accessed October 19, 2025. https://www.archivesofrheumatology.org/index.php/pub/article/view/975.