Observational studies and the difficult quest for causality: lessons from vaccine effectiveness and impact studies.

Authors

Marc Lipsitch
Ayan Jha
Lone Simonsen, George Washington University

Document Type

Journal Article

Publication Date

7-24-2016

Journal

International journal of epidemiology

Issue

45

Inclusive Pages

6

DOI

2060-2074

Keywords

case-control studies; ecological study; epidemiologic methods; negative control; observational studies; test-negative design

Comments

This is an open access PubMed Central article.

APA Citation

Lipsitch, M., Jha, A., & Simonsen, L. (2016). Observational studies and the difficult quest for causality: lessons from vaccine effectiveness and impact studies.. International journal of epidemiology, (45). http://dx.doi.org/2060-2074

Peer Reviewed

1

Open Access

1