Study design III: Cross-sectional studies.
In this series, I previously gave an overview of the main types of study design and the techniques used to minimise biased results. Here, I describe cross-sectional studies, their uses, advantages and limitations.
Levin
Kate Ann
KA
Dental Health Services Research Unit, University of Dundee, Dundee, Scotland, UK.
D003430:Cross-Sectional Studies; D006801:Humans