The hidden rhythm that could confound mouse studies Mouse activity and physiology varies through the day, but researchers have learned to control for it.

‘Shadow zones’ confound accurate reporting on Ebola virus By Monte Morin Assistant Managing Editor for News Aug. 22, 2014 7:58 PM PT ...

The present study does not confirm size as a third factor which would confound the relationship between CSP and FFP. That is, even if firm size is controlled for across studies (comprising, on average ...