1. Aschheim, S.: Med. Klin. 1926, 2023.
2. Aschner, B.: Arch. Gynäk. 97, 200 (1912); Arch. f. Physiol. 146, 1 (1912).
3. Bischoff, F.: Amer. J. Physiol. 153, 21 (1948).
4. Claesson, L., B. HÖGberg, T. Rosenberg and A. Westman: Acta endocrinol. (Copenh.) 1, 1 (1948).
5. Chou, C., C. Chang, G. Chen and H. B. Van
Dyke: Endocrinology (Springfield, Ill.) 22, 322 (1938).