Mikami, Takashi, Kazuki Kakimoto, Yuki Hirata, Ken Kawakami, Toshihisa Takeuchi, and Kazuhide Higuchi. 2017. “Pneumatosis Cystoides Intestinalis in a Patient With Ulcerative Colitis”. Journal of Gastrointestinal and Liver Diseases 26 (4), 337. https://doi.org/10.15403/jgld.2014.1121.264.hig.