Authors: B Halmos; F Szalay; T Cserniczky; E Nemesanszky; P Lakatos; S Barlage; G Schmitz; L Romics; A Csaszar Journal: Dig Dis Sci Date: 2000-06 Impact factor: 3.199
Authors: T D Spector; R W Keen; N K Arden; N A Morrison; P J Major; T V Nguyen; P J Kelly; J R Baker; P N Sambrook; J S Lanchbury Journal: BMJ Date: 1995-05-27