Article info
PDFResearch series
Observational research methods. Research design II: cohort, cross sectional, and case-control studies
- Correspondence to: Dr C J Mann; tonygood{at}doctors.org.uk
Citation
Observational research methods. Research design II: cohort, cross sectional, and case-control studies
Publication history
- First published January 1, 2003.
Online issue publication
October 06, 2016
Request permissions
If you wish to reuse any or all of this article please use the link below which will take you to the Copyright Clearance Center’s RightsLink service. You will be able to get a quick price and instant permission to reuse the content in many different ways.
Copyright information
Copyright 2003 by the Emergency Medicine Journal