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Neighbourhood child population density as a proxy measure for exposure to respiratory infections in the first year of life: A validation study
BACKGROUND: Assessing exposure to infections in early childhood is of interest in many epidemiological investigations. Because exposure to infections is difficult to measure directly, epidemiological studies have used surrogate measures available from routine data such as birth order and population...
Autores principales: | , , , , , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
Public Library of Science
2018
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6135405/ https://www.ncbi.nlm.nih.gov/pubmed/30208077 http://dx.doi.org/10.1371/journal.pone.0203743 |