1. Aboulker, P., Soulier, J. P., Larrieu, M. J., and Wartelle, 0. (1955). Presse med., 63, 353.
2. Acta physiol. scand;Albrechtsen, 0. K,1959
3. Alkjaersig, N., Fletcher, A. P., and Sherry, S. (1959a). J. clin. Invest. 38, 1086. -.
4. Alkjaersig, N., Fletcher, A. P., and Sherry, S. (1959b). J. biol. Chem., 234, 832.
5. Andersson, L., and Nilsson, I. M. (1961). Acta chir. scand., 121, 291.