1. Controversies in the treatment of exocrine pancreatic insufficiency

   • Eugene P. DiMagno

   Editorial Pages: 481 - 484

2. Pancreatic enzyme replacement

   • David Y. Graham

   Original Articles Pages: 485 - 490

3. Time-dependent effects of vagotomy on pancreatic polypeptide release

   • I. L. Taylor
   • Manfred Singer
   • G. L. Kauffman Jr

   Original Articles Pages: 491 - 494

4. Bile acid malabsorption and bile acid diarrhea in intestinal resection

   • Rita Aldini
   • Aldo Roda
   • Luigi Barbara

   Original Articles Pages: 495 - 502

5. Histological abnormalities in patients with multiple esophageal webs

   • Hans Dieter Janisch
   • Volker F. Eckardt

   Original Articles Pages: 503 - 506

6. Portasystemic shunts in primary biliary cirrhosis

   • Robert Sepersky
   • Allan Callow
   • Marshall Kaplan

   Original Articles Pages: 507 - 512

7. A controlled study of the association between ulcerative colitis and psychiatric diagnoses

   • John E. Helzer
   • Wayne A. Stillings
   • David H. Alpers

   Original Articles Pages: 513 - 518

8. Semipurified dietary fiber and small-bowel morphology in rats

   • Clifford Tasman-Jones
   • Robert L. Owen
   • Albert L. Jones

   Original Articles Pages: 519 - 524

9. Duodenal stenosis in chronic pancreatitis

   • Frederick L. Makrauer
   • Donald A. Antonioli
   • Peter A. Banks

   Original Articles Pages: 525 - 532

10. Correlations between defined sigmoidoscopic appearances and other measures of disease activity in ulcerative colitis

    • J. Powell-Tuck
    • D. W. Day
    • J. E. Lennard-Jones

    Original Articles Pages: 533 - 537

11. Histamine H₁- and H₂-receptor blockade does not maintain electrochemical gradients across canine gastric mucosa exposed to bile salt

    • Nelson J. Gurll
    • John W. Harmon
    • David G. Reynolds

    Original Articles Pages: 538 - 544

12. Acute leukemia following inflammatory bowel disease

    • Stephen B. Hanauer
    • K. K. Wong
    • Joseph B. Kirsner

    Original Articles Pages: 545 - 548

13. Duodenal intubation as a source of typhoid fever

    • D. P. Maudgal
    • M. S. Shafi
    • T. C. Northfield

    Original Articles Pages: 549 - 552

14. Tubulovillous adenomas in a continent ileostomy after proctocolectomy for familial polyposis

    • Robert W. Beart Jr.
    • C. Richard Fleming
    • Peter M. Banks

    Case Report Pages: 553 - 556

15. Endoscopic removal of duodenal polyp in a patient with Gardner's syndrome

    • B. F. Sweeney
    • D. S. Anderson

    Case Report Pages: 557 - 560

16. Hepaticogastrostomy

    • G. Robert Mason

    Case Report Pages: 561 - 564

17. Inferior vena cava obstruction complicating amebic liver abscess

    • Benjamin D. Schmid
    • Yolanda Lalyre
    • Thomas J. Layden

    Case Report Pages: 565 - 569

18. Hyperamylasemia in acute alcoholism

    • J. Edward Berk
    • Sudhir K. Dutta

    Letters to the Editor Pages: 570 - 571

19. Isotope studies in gastric emptying

    • G. Jobin
    • R. Jian
    • Paul E. Christian

    Letters to the Editor Pages: 571 - 572

20. Hepatitis B specific markers in chronic alcoholic pancreatitis

    • C. Buffet
    • S. Naveau
    • L. Papoz

    Letters to the Editor Pages: 572 - 573

21. Book Reviews

    • Mark Scott
    • Nancy D. Nelson
    • Peter W. Carryer

    BookReview Pages: 574 - 575

22. News and notices

    News Pages: 576 - 576