1. Yakhno N.N., Kukushkin M.L. Khronicheskaya bol': mediko-biologicheskie i sotsial'no-ekonomicheskie aspekty. Vestnik RAMN. 2012; 9: 54—8.
2. Merskey H., Bogduk N. Classification of chronic pain: descriptions of chronic pain syndromes and definitions of pain terms. Prepared by International Association for the Study of Pain, Task Force on Taxonomy, 2nd ed. Seattle: IASP Press; 1994.
3. Yakupova A.A., Ismagilov M.F., Yakupov R.A. Kliniko-elektroneirofiziologicheskaya kharakteristika epizodicheskoi i khronicheskoi golovnoi boli napryazheniya. Nevrologicheskii vestnik. 2006; 38 (3—4): 10—6.
4. Yakhno N.N., Kukushkin M.L., Davydov O.S., Danilov A.B., Amelin A.V., Kulikov S.M. Rezul'taty Rossiiskogo epidemiologicheskogo issledovaniya rasprostranennosti neiropaticheskoi boli, ee prichin i kharakteristik v populyatsii ambulatornykh bol'nykh, obrativshikhsya k vrachu-nevrologu. Bol'. 2008; 3: 24—32.
5. Bespalov A.Yu., Zvartau E.E. Neiropsikhofarmakologiya antagonistov NMDA-retseptorov. SPb.: Nevskii dialekt; 2000.