1. A. A. Voitkevich, Vestn Akad. Nauk Kaz. SSR,7, 31 (1947).
2. E. V. Stroganova, In Book: Problems of the Regeneration of the Glands of Internal Secretion [in Russian], p. 70, Moscow (1961).
3. A. A. Ferkhmin, Doklady Akad. Nauk SSSR,139, 3, 720 (1961).
4. R. Bachmann, Klin. Wschr., Bd. 18, S. 783 (1939).
5. F. Ehrenbrand, Anat. Anz., Bd. 101, S. 41 (1954).