Authors: J Hata; K Haruma; K Suenaga; M Yoshihara; G Yamamoto; S Tanaka; T Shimamoto; K Sumii; G Kajiyama Journal: Am J Gastroenterol Date: 1992-04 Impact factor: 10.864
Authors: R C Semelka; J P Shoenut; R Silverman; M A Kroeker; C S Yaffe; A B Micflikier Journal: J Magn Reson Imaging Date: 1991 Nov-Dec Impact factor: 4.813