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The burden of headache disorders in Pakistan: methodology of a population-based nationwide study, and questionnaire validation
BACKGROUND: Large geographical gaps in our knowledge of the prevalence and burden of headache disorders include Pakistan, a country with major problems of poverty, illiteracy and security. We report implementation in this country of standard methods developed by Lifting The Burden (LTB) for populati...
Autores principales: | , , , , , , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
Springer
2013
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3765424/ https://www.ncbi.nlm.nih.gov/pubmed/23967900 http://dx.doi.org/10.1186/1129-2377-14-73 |