1. Effect of single and repeated doses of oral omeprazole on gastric acid and pepsin secretion and fasting serum gastrin and serum pepsinogen I levels

   • H. P. M. Festen
   • H. A. R. E. Tuynman
   • S. G. M. Meuwissen

   Original Articles Pages: 561 - 566

2. A new rapid gastrin radioimmunoassay

   • Siegfried Meryn
   • Eugene Straus

   Original Articles Pages: 567 - 570

3. The diagnosis and management of perforations of esophagus and pharynx sustained during intubation of neoplastic esophageal strictures

   • Keith R. Hine
   • Michael Atkinson

   Original Articles Pages: 571 - 573

4. Nasoenteric feeding tubes

   • Gary G. Ghahremani
   • Robert J. Gould

   Original Articles Pages: 574 - 585

5. Epithelial cell renewal and turnover and relationship to morphologic abnormalities in jejunal mucosa in tropical sprue

   • Minnie M. Mathan
   • J. Ponniah
   • V. I. Mathan

   Original Articles Pages: 586 - 592

6. Immunohistological characterization of intraepithelial and lamina propria lymphocytes in control ileum and colon and in inflammatory bowel disease

   • Ichiro Hirata
   • Gabriel Berrebi
   • William O. Dobbins III

   Original Articles Pages: 593 - 603

7. Effect of ethanol ingestion on postprandial gastric emptying and secretion, biliopancreatic secretions, and duodenal absorption in man

   • R. Jian
   • A. Cortot
   • R. Modigliani

   Original Articles Pages: 604 - 614

8. Cholinergic stimulation of human pancreatic secretion

   • Jorge E. Valenzuela
   • Kerry Weiner
   • Carlos Saad

   Original Articles Pages: 615 - 619

9. Clinical significance of concurrent hepatitis B surface antigen and antibody positivity

   • Tat-Kin Tsang
   • Andres T. Blei
   • Richard Decker

   Original Articles Pages: 620 - 624

10. Endoscopic measurement of gastric corpus mucosal blood flow in conscious dogs

    • Felix W. Leung
    • John Washington
    • Paul H. Guth

    Original Articles Pages: 625 - 630

11. Determination of acid-neutralizing capacity in rat duodenum

    • Koji Takeuchi
    • Osamu Furukawa
    • Susumu Okabe

    Original Articles Pages: 631 - 637

12. Electrical and contractile behavior of large intestinal musculature of piebald mouse model for Hirschsprung's disease

    • J. D. Wood
    • L. R. Brann
    • D. L. Vermillion

    Original Articles Pages: 638 - 650

13. Hepatic damage in neonatal rat due toE. Coli endotoxin

    • Richard S. K. Young
    • Cynthia Woods
    • Javad Towfighi

    Original Articles Pages: 651 - 656

14. Proximal jejunal intussusception associated with a long tube

    • Steven R. Peskin
    • R. Eugene Langevin Jr.
    • Peter A. Banks

    Original Articles Pages: 657 - 660

15. Chromium deficiency after long-term total parenteral nutrition

    • Rex O. Brown
    • Sue Forloines-Lynn
    • William D. Heizer

    Case Report Pages: 661 - 664

16. Benign lymphoid hyperplasia of gastric antrum

    • H. S. Odes
    • J. Krawiec

    Letters to the Editor Pages: 665 - 665

17. Misconceptions regarding choledochoduodenostomy

    • Melody J. O'Connor Allen
    • John I. Allen
    • Stephen E. Silvis

    Letters to the Editor Pages: 665 - 667

18. Hemoccult screening

    • George F. Longstreth

    Letters to the Editor Pages: 667 - 667

19. Carcinoma and anemia

    • James E. Allison
    • Robert Feldman

    Letters to the Editor Pages: 667 - 667

20. “Cytoprotection”—define it or dispose of it

    • J. L. Wallace

    Letters to the Editor Pages: 667 - 668

21. Book reviews

    • Moreye Nusbaum

    BookReview Pages: 669 - 669

22. News and notices

    News Pages: 670 - 671

23. Erratum

    Erratum Pages: 672 - 672