1. L. A. Ermolina, A. A. Kashnikova, Yu. B. Kovalenko, et al., Pantoham: A Twenty-Year Experience of Use in Psychoneurology [in Russian], Moscow (1998), pp. 53–57.
2. V. M. Kopelevich, T. D. Marieva, V. I. Gunar, et al., Ibid,. pp. 7–13.
3. O. I. Maslova and V. I. Shelkovskii, Ibid., pp. 50–52.
4. A. P. Muzychenko, Ibid., pp. 14–22.
5. R. V. Petrov, R. M. Khaitov, V. M. Man’ko, et al., Methodical Data on Experimental (Pharmacological) and Clinical Studies of Immunomodulatory Activity of Pharmacological Preparations [in Russian], Moscow (1984).