Bias in observational study designs: case-control studies

BMJ. 2015 Jan 30:350:h560. doi: 10.1136/bmj.h560.

Author

Philip Sedgwick¹

Affiliation

¹ Institute for Medical and Biomedical Education, St George's, University of London, London, UK p.sedgwick@sgul.ac.uk.

PMID: 25636996
DOI: 10.1136/bmj.h560

No abstract available

MeSH terms

Bias*
Case-Control Studies*
Humans
Multiple Sclerosis / epidemiology*
Research Design*
Risk Factors
Sunlight*
Surveys and Questionnaires
Tasmania / epidemiology