Comments on Allena et al.: "From drug-induced headache to medication overuse headache. A short epidemiological review, with a focus on Latin American countries".

Authors :: Haag G
Source :: The journal of headache and pain [J Headache Pain] 2009 Dec; Vol. 10 (6), pp. 477-8; author reply 479-80. Date of Electronic Publication: 2009 Oct 27.
Publication Year :: 2009

Subjects :: Causality
Cross-Sectional Studies
Dose-Response Relationship, Drug
Drug Administration Schedule
Headache Disorders, Secondary physiopathology
Humans
Latin America epidemiology
Prevalence
Reproducibility of Results
Analgesics adverse effects
Epidemiologic Research Design
Epidemiologic Studies
Headache Disorders, Secondary epidemiology
Headache Disorders, Secondary etiology

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