For citations:
Evdokimova EM, Poluektov MG, Tabeyeva GR. Chronobiological features of primary headaches and the role of melatonin in the regulation of biological rhythms. Meditsinskiy sovet = Medical Council. 2019;(1):33-38. (In Russ.) https://doi.org/10.21518/2079-701X-2019-1-33-38