[Comorbidity in migraine: the literature review and approaches to study].
Osipova
V V
VV
Voznesenskaia
T G
TG
D015897:Comorbidity / Q000639:trends; D006801:Humans; D008881:Migraine Disorders / Q000453:epidemiology*; D009017:Morbidity / Q000639:trends; D012426:Russia / Q000453:epidemiology