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Validation of self reported diagnosis of hypertension in a cohort of university graduates in Spain
Validation self reported diagnosis of hypertension cohort of university graduates
2008/11/28
The search for risk factors of hypertension requires the study of large populations. Sometimes, the only feasible way of studying these populations is to rely on self-reported data of the outcome. T...
Validation of the diagnosis of autism in general practitioner records
autism pervasive developmental disorders epidemiology case-control study
2008/11/28
We report on the validity of the computerized diagnoses of autism in a large case-control study investigating the possible association between autism and the measles, mumps and rubella vaccine in th...