1. Cook DJ, Witt LJ, Cook RJ, Guyatt GH (1991) Stress ulcer prophylaxis in the critically ill: a meta-analysis. Am J Med 91:519–527
2. Shuman RB, Schuster DP, Zuckerman GR (1987) Prophylactic therapy for stress bleeding: a reappraisal. Ann Intern Med 106:562–567
3. Hotz J (1988) Antacids for the prevention of gastroduodenal stress bleeding. In: Tryba M (ed) Prevention of stress bleeding in critically ill patients — a new concept. Thieme Medical Publishers, pp 19–21
4. Huchzermeier H, Tryba M (1988) Efficacy of H2-receptor antagonists for the prevention of stress bleeding. In: Tryby M (ed) Prevention of stress bleeding in critically ill patients a new concept. Thieme Medical Publishers, pp 22–27
5. Craven DE, Kunches LM, Killinsky V, Lichtenberg DA, Make BJ, McCabe WR (1986) Risk factors for pneumonia and fatality in patients receiving continuous mechanical ventilation. Am Rev Respir Dis 133:792–796