Authors: R S Alphin; A G Proakis; C A Leonard; W L Smith; W N Dannenburg; W J Kinnier; D N Johnson; L F Sancilio; J W Ward Journal: Dig Dis Sci Date: 1986-05 Impact factor: 3.199
Authors: F Brown; W Campbell; M S Clark; D S Graves; M S Hadley; J Hatcher; P Mitchell; P Needham; G Riley; J Semple Journal: Psychopharmacology (Berl) Date: 1988 Impact factor: 4.530