Authors: Melissa P Upton; Norman S Nishioka; Bernard J Ransil; Stanley J Rosenberg; William P Puricelli; Felice R Zwas; Helen M Shields Journal: Dig Dis Sci Date: 2006-10 Impact factor: 3.199
Authors: D N Bateman; D Colin-Jones; S Hartz; M Langman; R F Logan; J Mant; M Murphy; K R Paterson; R Rowsell; S Thomas; M Vessey Journal: Gut Date: 2003-07 Impact factor: 23.059