Authors: P A Van Hees; H J Van Lier; P H Van Elteren; M Driessen; R A Van Hogezand; G P Ten Velde; J H Bakker; J H Van Tongeren Journal: Gut Date: 1981-05 Impact factor: 23.059
Authors: Dimitrios S Politis; Konstantinos H Katsanos; Epameinondas V Tsianos; Dimitrios K Christodoulou Journal: World J Gastroenterol Date: 2017-03-07 Impact factor: 5.742