Authors: G R Davies; N J Simmonds; T R Stevens; M T Sheaff; N Banatvala; I F Laurenson; D R Blake; D S Rampton Journal: Gut Date: 1994-02 Impact factor: 23.059
Authors: D M Queiroz; E N Mendes; G A Rocha; S B Moura; L M Resende; J R Cunha-Melo; L G Coelho; M C Passos; C A Oliveira; G F Lima Júnior Journal: Am J Gastroenterol Date: 1993-08 Impact factor: 10.864