1. The estimation of pepsin, trypsin, papain, and cathepsin with haemoglobin;Anson, M.L.;J. gen. Physiol,1938
2. The effect of activated ergosterol and of parathyroid hormone on gastric secretion in the dog;Endocrinology,1940
3. Gastric secretion during hypercalcaemia in man;Barreras, R.F.; Donaldson, Jr, R.M.;Gastroenterology,1966
4. Black, B. M., (1953). Hyperparathyroidism, p. 50. Thomas, Springfield, Ill.
5. Influence of serum calcium concentration on QT-interval and circulation;Boen, S.T.; Leijnse, B.; Gerbrandy, J.;Clin. chim. Acta,1962