1. Antacid versus cimetidine in preventing acute gastrointestinal bleeding;Priebe,1980
2. Gastrointestinal hemorrhage in patients in a respiratory intensive care unit;Harris;Chest,1977
3. Antacid titration in the prevention of acute gastrointestinal bleeding: a controlled randomized trial in 100 critically ill patients;Hastings;N Engl J Med,1978
4. The prevention of upper gastrointestinal tract bleeding in patients in an intensive care unit;Zinner;Surg Gynecol Obstet,1981
5. Control of gastric pH with cimetidine: boluses versus primed infusions;Ostro;Gastroenterology,1985