1. Lysosomal enzymes in biological fluids

   • Nicholas F. LaRusso

   Editorial Pages: 177 - 179

2. Lysosomal enzymes in pure pancreatic juice from normal healthy volunteers and chronic alcoholics

   • H. Rinderknecht
   • I. G. Renner
   • H. H. Koyama

   Original Articles Pages: 180 - 186

3. An appraisal of tests for severe atrophic gastritis in relatives of patients with pernicious anemia

   • K. Varis
   • I. M. Samloff
   • M. Siurala

   Original Articles Pages: 187 - 191

4. Liver function in physically trained subjects

   • J. J. Ducry
   • H. Howald
   • J. Bircher

   Original Articles Pages: 192 - 196

5. Platelet function in chronic liver disease

   • M. H. Rubin
   • M. J. Weston
   • Roger Williams

   Original Articles Pages: 197 - 202

6. Colonic involvement in Salmonellosis

   • Bassam Saffouri
   • Robert S. Bartolomeo
   • Bertram Fuchs

   Original Articles Pages: 203 - 208

7. Biliary and pancreatic duct pressures measured by ERCP manometry in patients with suspected papillary stenosis

   • Simon Bar-Meir
   • Joseph E. Geenen
   • Ronald C. Arndorfer

   Original Articles Pages: 209 - 213

8. Improved sensitivity of the BTPABA pancreatic function test in animals with meals of raw egg white

   • A. R. Imondi
   • R. L. Wolgemuth

   Original Articles Pages: 214 - 216

9. Nonsteroidal antiinflammatory drugs: Effect on pyloric sphincter and duodenogastric reflux

   • Jose L. Pantoja
   • Carlos Defilippi
   • Attila Csendes

   Original Articles Pages: 217 - 220

10. Discordance for achalasia in identical twins

    • John D. Eckrich
    • Charles S. Winans

    Original Articles Pages: 221 - 224

11. Absorption of nutrients in lactase deficiency

    • J. C. Debongnie
    • A. D. Newcomer
    • S. F. Phillips

    Original Articles Pages: 225 - 231

12. Gastrointestinal bleeding due to chronic portal vein thrombosis in ulcerative colitis

    • Jean-Pierre Capron
    • Alexandre Remond
    • Alfred Lorriaux

    Case Report Pages: 232 - 235

13. Endoscopic identification and removal of an unusual symptomatic colonic foreign body

    • J. Ronald Oehler
    • Thomas L. Dent
    • William A. Gracie Jr

    Case Report Pages: 236 - 239

14. Pancreatic-pleural fistula

    • R. A. Greenwald
    • R. F. Deluca
    • J. B. Raskin

    Case Report Pages: 240 - 244

15. Roentgen evaluation of small-bowel obstruction

    • Henry I. Goldberg
    • Wylie J. Dodds

    Forums in Gastrointestinal Roentgenology Pages: 245 - 252

16. Book reviews

    • Harry N. Hoffman
    • Noel K. Maclaren
    • David B. Posner

    BookReview Pages: 253 - 254

17. News and notices

    News Pages: 255 - 256