Authors: Tusar K Desai; Kumar Krishnan; Niharika Samala; Jashanpreet Singh; John Cluley; Subaiah Perla; Colin W Howden Journal: Gut Date: 2011-10-13 Impact factor: 23.059
Authors: Frederik Hvid-Jensen; Lars Pedersen; Asbjørn Mohr Drewes; Henrik Toft Sørensen; Peter Funch-Jensen Journal: N Engl J Med Date: 2011-10-13 Impact factor: 91.245