Authors: T Iwao; A Toyonaga; M Sumino; K Takagi; K Oho; M Nishizono; K Ohkubo; R Inoue; E Sasaki; K Tanikawa Journal: Gastroenterology Date: 1992-06 Impact factor: 22.682
Authors: H Adachi; A Mitsunaga; S Yokoyama; H Hashimoto; H Hirose; K Kurokawa; H Obata Journal: J Gastroenterol Hepatol Date: 1989 Impact factor: 4.029
Authors: T Iwao; A Toyonaga; M Ikegami; K Oho; M Sumino; H Harada; M Sakaki; H Shigemori; T Aoki; K Tanikawa Journal: Hepatology Date: 1993-07 Impact factor: 17.425