Authors: H Nilsson-Ehle; S Landahl; G Lindstedt; L Netterblad; R Stockbruegger; J Westin; C Ahren Journal: Dig Dis Sci Date: 1989-05 Impact factor: 3.199
Authors: J B Dressman; R R Berardi; L C Dermentzoglou; T L Russell; S P Schmaltz; J L Barnett; K M Jarvenpaa Journal: Pharm Res Date: 1990-07 Impact factor: 4.200