Is biopsy necessary if colonoscopy is normal? Alison PriorA. M. LessellsP. J. Whorwell Original Articles Pages: 673 - 676
Diagnostic laparoscopy in gastroenterology Piet C. De GroenJorge RakelaAlan R. Zinsmeister Original Articles Pages: 677 - 681
Limitations of indirect methods of estimating small bowel transit in man Jeffrey H. PressmanAlan F. HofmannKiertisin Dharmsathaphorn Original Articles Pages: 689 - 699
4-Aminosalicylic acid retention enemas in treatment of distal colitis John GandolfoMichael FarthingMarshall Kaplan Original Articles Pages: 700 - 704
Is determination of serum N-terminal procollagen type III peptide (sPIIIP) a marker of hepatic fibrosis? C. SurrentiA. CasiniA. D'Agata Original Articles Pages: 705 - 709
Drug disposition in patients with HBsAg-positive chronic liver disease J. P. VilleneuveM. J. ThibeaultP. -M. Huet Original Articles Pages: 710 - 714
Effects of physiological increases of plasma noradrenaline on gastric acid secretion and gastrointestinal hormones H. GraffnerS. R. BloomJ. Järhult Original Articles Pages: 715 - 719
Lymphocyte subsets in primary sclerosing cholangitis Keith D. LindorRussell H. WiesnerSandra J. Beaver Original Articles Pages: 720 - 725
Effect of age, gender, and parity on anal canal pressures Sean M. McHughNicholas E. Diamant Original Articles Pages: 726 - 736
Early myoelectrical activity changes during gastric or duodenal ulceration in dogs Charles-Henri MalbertShigeo HaraYves Ruckebusch Original Articles Pages: 737 - 742
Impact of neodecortication on colon motor response to a meal in the rat Hooshang MeshkinpourDavid HarmonJen Yu Original Articles Pages: 743 - 746
Natural killer cell activity and autologous mixed lymphocyte response of splenic, mesenteric lymph node, and colonic lymphocytes during DMH-induced colon carcinogenesis in the rat Mary LocniskarKathleen M. NaussPaul M. Newberne Original Articles Pages: 747 - 752
Hepatic clearance ofd-sorbitol Gianpaolo MolinoAlberto CavannaMauro Torchio Original Articles Pages: 753 - 758
Is endoscopy hazardous to your liver? Ronald L. KoretzKenneth Chin Original Articles Pages: 759 - 762
Carcinoid tumor of the biliary system Donald L. JutteRichard H. Bell JrJeevasundari Kolinjivadi Case Report Pages: 763 - 769
Chronic obstructive pancreatitis, nesidioblastosis, and small endocrine pancreatic tumor Chiaki OdairaRégine ChouxHenri Sarles Case Report Pages: 770 - 774
Chronic active hepatitis with histological features of primary biliary cirrhosis Tadao OkunoYoshifumi SetoTatsuro Takino Case Report Pages: 775 - 779
Ectopic gastric epithelium Howard M. RattnerMatthew J. McKinleyJacques M. Schmid Letters to the Editor Pages: 780 - 780
Intestinal lymphoid cells J. A. Walker-SmithThomas T. MacDonald Letters to the Editor Pages: 782 - 782