Authors: Steven J Steiner; Joseph M Croffie; Sandeep K Gupta; Marian D Pfefferkorn; Joseph F Fitzgerald Journal: Dig Dis Sci Date: 2003-09 Impact factor: 3.199
Authors: C M Royston; J Polak; S R Bloom; W M Cooke; R C Russell; A G Pearse; J Spencer; R B Welbourn; J H Baron Journal: Gut Date: 1978-08 Impact factor: 23.059