1. K. N. Veremenko, Enzymes of Proteolysis and Their Inhibitors in Medical Practice [in Russian], Kiev (1971), pp. 184?186.
2. N. N. Voitenok, Probl. Germatol. Pereliv. Krovi, No. 3, 48 (1975).
3. N. N. Voitenok and N. D. Potemkina, in: Transplantation of Organs and Tissues [in Russian], Minsk (1974), pp. 179?180.
4. N. N. Voitenok, N. D. Potemkina, and A. I. Bobrova, in: Transplantation of Organs and Tissues [in Russian], Minsk (1974), pp. 181?182.
5. O. B. Kuzovleva, Vopr. Med. Khim., No. 2, 166 (1972).