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Headache epidemiology: how and why?
The objective is to give an introduction to methods and study designs used in headache epidemiologic studies, to discuss their merits and problems, and to show the potential of such studies. The distinction between descriptive and analytic studies is made, and methodological issues are discussed rel...
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| Format: | Artigo |
| Idioma: | Inglês |
| Publicat: |
Springer-Verlag
2006
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| Matèries: | |
| Accés en línia: | https://ncbi.nlm.nih.gov/pmc/articles/PMC3451561/ https://ncbi.nlm.nih.gov/pubmed/16575503 https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1007/s10194-006-0276-4 |
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