1. In the past the maintenance of the pH of the gastric contents above pH 7 has been discouraged by British Pharmacopoeia,1963
2. Card, W. I. (1952). Aetiology (of peptic ulcer). In Modern Trends in the concept of acid rebound. Recent investigations have, however, shown that this phenomenon does not occur (Pereira-Lima and Hollander, 1959a and b; Gastroenterology, 1st series, edited by F. Avery Jones, pp. 380-
3. Anacidity;Butterworth, London; Sircus, W.,1958
4. Concerning the pH optimum of peptic hydrolysis;Christensen, L.K.;Arch. Biochem,1955
5. stipulated that the pH of the reaction mixture must not be elevated above 5 by the antacid;Pharm., Brit; Ege, R.;Hoppe-Seylers Z. physiol. Chem; Eine Modifikation des Fuldschen Verfahrens zur Bestimmung von Pepsin,1923