Abstract
This article briefly summarizes four types of research design and provides guidelines for assessing the credibility of studies based on them. In addition, this article provides a brief introduction to meta-analysis, a technique for assessing the collective results of multiple studies.
Original language | English |
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Pages (from-to) | 594-600 |
Number of pages | 7 |
Journal | Physical therapy |
Volume | 69 |
Issue number | 7 |
DOIs | |
State | Published - Jan 1 1989 |