Authors: A F Kilander; G Dotevall; S P Fällström; R E Gillberg; L A Nilsson; A Tarkowski Journal: Scand J Gastroenterol Date: 1983-05 Impact factor: 2.423
Authors: D J Unsworth; P D Manuel; J A Walker-Smith; C A Campbell; G D Johnson; E J Holborow Journal: Arch Dis Child Date: 1981-11 Impact factor: 3.791