1. K. Landsteiner, The Specificity of Serological Reactions, Springfield (1936).
2. K. Landsteiner, The Specificity of Serological Reactions, Cambridge (1946).
3. R. P. Ekins, Clin. Chim. Acta,5, 453–459 (1960).
4. R. S. Yallow and S. A. Berson, J. Clin, Invest.,39, 1157–1175 (1960).
5. G. Nilsson, in: Proceedings of the 5th International Congress on Pharmacology and the Future of Man, Vol. 5, New York (1973), pp. 400–410.