1. A computer-assisted technique for 24-hour esophageal monitoring

   • Rebecca B. Troxell
   • Sarah R. Kohn
   • Raj K. Goyal

   Original Articles Pages: 1057 - 1062

2. Effect of an oral beta₂-adrenergic agonist on lower esophageal sphincter pressure in normals and in patients with achalasia

   • Anthony J. DiMarino Jr
   • Sidney Cohen

   Original Articles Pages: 1063 - 1066

3. Decreased esophageal peristaltic amplitude in response to prostaglandin E₁ and prostacyclin in the baboon

   • Dennis R. Sinar
   • Carmel M. Cordova
   • Donald O. Castell

   Original Articles Pages: 1067 - 1072

4. Ergonovine-induced esophageal spasm in patients with chest pain resembling angina pectoris

   • Kenneth L. Koch
   • R. Charles Curry
   • John R. Mathias

   Original Articles Pages: 1073 - 1080

5. Psychological distress in duodenal ulcer and acute gastroduodenitis

   • Guido Magni
   • Andrea Salmi
   • Antonio Merlo

   Original Articles Pages: 1081 - 1084

6. A randomized trial comparing cimetidine to nasogastric suction in acute pancreatitis

   • John S. Goff
   • Lawrence E. Feinberg
   • William R. Brugge

   Original Articles Pages: 1085 - 1088

7. Diagnostic accuracy of serum cationic trypsinogen estimation for pancreatic diseases

   • G. Masoero
   • A. Andriulli
   • M. De La Pierre

   Original Articles Pages: 1089 - 1094

8. Impaired absorptive capacity for carbohydrate in the aging human

   • Joshua M. Feibusch
   • Peter R. Holt

   Original Articles Pages: 1095 - 1100

9. Small-bowel enema

   • Larry Gurian
   • John Jendrzejewski
   • Clifford Melnyk

   Original Articles Pages: 1101 - 1108

10. Treatment of chronic portal—Systemic encephalopathy with vegetable and animal protein diets

    • Misael Uribe
    • Miguel A. Márquez
    • Carmen Ramos

    Original Articles Pages: 1109 - 1116

11. The effect of elimination of environmental light on the metabolism of unconjugated bilirubin in the Gunn rat

    • Eugene A. Zenone
    • Mark S. Stoll
    • J. Donald Ostrow

    Original Articles Pages: 1117 - 1120

12. Vomiting and the small intestine

    • D. G. Thompson
    • J. -R. Malagelada

    Special Article Pages: 1121 - 1125

13. d-Penicillamine in Wilson's disease presenting as acute liver failure with hemolysis

    • W. Vielhauer
    • V. Eckardt
    • W. Sonntag

    Case Report Pages: 1126 - 1129

14. Gastrin release from gastrinoma cells stimulated with secretin

    • Masayuki Imamura
    • Hideki Adachi
    • Takayoshi Tobe

    Case Report Pages: 1130 - 1136

15. Celiac disease in monozygous twin boys

    • Frank I. Lee
    • Jean Prior
    • S. M. Murray

    Case Report Pages: 1137 - 1140

16. Serum zinc concentrations in Crohn's disease

    • Giorgio Assuero Lanfranchi
    • Corrado Brignola
    • Maria Simonetta Rossi

    Letters to the Editor Pages: 1141 - 1142

17. Aortoduodenal fistula: Gastrointestinal bleeding and polymicrobial sepsis

    • J. Mana
    • J. Casabona
    • J. Garcia San Miguel

    Letters to the Editor Pages: 1142 - 1143

18. Decreased jejunal (Na+K)-ATPase activity in pernicious anemia

    • P. Sharon
    • F. Karmeli
    • D. Rachmilewitz

    Letters to the Editor Pages: 1143 - 1143

19. Cytoprotection: So what?

    • Mario Guslandi

    Letters to the Editor Pages: 1144 - 1144

20. Chronic active hepatitis (CAH): Criteria for treatment

    • Antonio Ascione
    • Carmine Linardi

    Letters to the Editor Pages: 1144 - 1145

21. Bacteremia after cholangiography

    • B. J. Ott
    • J. E. King

    Letters to the Editor Pages: 1145 - 1146

22. Book reviews

    • Harry N. Hoffman
    • Dale H. Wytock
    • K. S. Culp

    BookReview Pages: 1147 - 1148

23. News and notices

    News Pages: 1149 - 1149

24. Thank you to reviewers

    Gratitude Pages: 1150 - 1152