Massengale, O.N. AND Nussmeier, M., J. Biol. Chem., 87: 423, 1930.
12.
MELLANBY, M. (1918-1937): a series of papers forming the basis of the following surveys: Sp. Rep. Ser. Med. Res. Coun. London, No. 140, 1929. Sp. Rep. Ser. Med. Res. Coun. London, No. 153, 1930. Sp. Rep. Ser. Med. Res. Coun. London, No. 191, 1934. Brit. D. J., 62: 241, 1937. Ibid., 63: 557, 1937.
13.
SCHMIDT, W. J., S. B. Niederrhein. Ges. Natur-u. Heilk. (Bonn: 1923/25), p. 1. (Cited by Harders-Steinhäuser, M., Kolloidschr., 83: 86, 1938.)
14.
Schmidt, W.J., Die Bausteine des Tierkörpers in polarisiertem Lichte, (Bonn, F. Cohen: 1924) . (Cited by Harders-Steinhauser, M., Kolloidschr. 83: 86, 1938.)
15.
SCHMIDT, W. J., Abderhaldens Handb. biol. Arbeitsmethoden, V: 10: 435, 1934. (Cited by Harders-Steinhauser, M., Kolloidschr., 83: 86, 1938.)