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Carta de Bailey y otros sobre el artículo "Perfusión cerebral y riesgo de demencia: un estudio poblacional"
Damian M Bailey1, Thomas S Owens1, Thomas A Calverley1
1Neurovascular Research Laboratory, Faculty of Life Sciences and Education, University of South Wales, Mid-Glamorgan, United Kingdom.
Circulation
|March 28, 2018
Resumen
No abstract available in PubMed .
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Bias in Epidemiological Studies
Biases can arise at various stages of research, from study design and data collection to analysis and interpretation. Recognizing and addressing these biases is essential to ensure the validity and reliability of epidemiological findings.Broadly speaking, biases in epidemiology fall into three main categories: selection bias, information bias, and confounding. A more detailed description of possible biases is:

