Authors: S Oka; K Ogino; T Hobara; S Yoshimura; H Yanai; Y Okazaki; T Takemoto; H Ishiyama; T Imaizumi; K Yamasaki Journal: Experientia Date: 1990-03-15
Authors: T Yoshikawa; Y Naito; A Kishi; T Tomii; T Kaneko; S Iinuma; H Ichikawa; M Yasuda; S Takahashi; M Kondo Journal: Gut Date: 1993-06 Impact factor: 23.059