Authors: R de la Plaza; A L Picardo; R Cuberes; A Jara; I Martínez-Peñalver; M C Villanueva; M Medina; D Alías; S Osorio; E Pacheco; A Suárez Journal: Dig Dis Sci Date: 1999-09 Impact factor: 3.199
Authors: J S Kim; S Y Kwon; K S Byun; Y T Bak; J H Kim; J G Kim; C H Lee; J W Ryu; N H Won Journal: Korean J Intern Med Date: 1994-01 Impact factor: 2.884