Skip Navigation LinksHome > March 2012 - Volume 23 - Issue 2 > Negative Control Exposures in Epidemiologic Studies
Epidemiology:
doi: 10.1097/EDE.0b013e3182460c23
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Negative Control Exposures in Epidemiologic Studies

Lipsitch, Marc; Tchetgen Tchetgen, Eric; Cohen, Ted

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