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Early life factors, childhood cognition and postal questionnaire response rate in middle age: the Aberdeen Children of the 1950s study
BACKGROUND: Little is known about the relationship between early life factors and survey response in epidemiological studies of adults. METHODS: The Children of the 1950s cohort is composed of 12,150 children (boys 51.7%) born in Aberdeen 1950–56 and in primary schools in the city in 1962. Informati...
| Autores principales: | , , , |
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| Formato: | Texto |
| Lenguaje: | English |
| Publicado: |
BioMed Central
2005
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| Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1142322/ https://www.ncbi.nlm.nih.gov/pubmed/15876348 http://dx.doi.org/10.1186/1471-2288-5-16 |