Abstract
Previously in this series I have given an overview of the main types of study design and the techniques used to minimise biased results. In this article I describe more fully ecological studies, their uses, advantages and limitations.
| Original language | English |
|---|---|
| Pages (from-to) | 108-108 |
| Journal | Evidence-based Dentistry |
| Volume | 7 |
| Issue number | 4 |
| Publication status | Published - Dec 2006 |