1. A. V. Amelin, A. A. Skoromets, and Yu. D. Ignatov, “The role of serotonin and serotonin receptors in the pathogenesis of migraine and the mechanisms of action of antimigraine agents,” Zh. Nevrol. Psikhiat, 100, No. 7, 20–23 (2000).
2. A. V. Val’dman and Yu. D. Ignatov, The Central Mechanisms of Pain [in Russian], Nauka, Leningrad (1976).
3. A. M. Vein, O. A. Kolosova, N. A. Yakovlev, and T. K. Karimov, Headache [in Russian], Moscow (1994), pp. 14–55.
4. T. G. Voznesenskaya, “Second edition of the international classification of headache,” Nevrol. Zh., 9, No. 2, 52–58 (2004).
5. R. Lilly, Pathohistological Techniques and Practical Histology [Russian translation}, Mir, Moscow (1969).