Reliability, validity, and sensitivity of the Japanese version of the University of California Los Angeles scleroderma clinical trial consortium gastrointestinal tract instrument: Application to efficacy assessment of intravenous immunoglobulin administration
Kazuki M. Matsuda, Eiki Sugimoto, Yoshiaki Ako, Marie Kitamura, Mai Miyahara, Hirohito Kotani, Yuta Norimatsu, Teruyoshi Hisamoto, Ai Kuzumi, Takemichi Fukasawa, Shinichi Sato, Ayumi Yoshizaki