Behavioural responses to Covid-19 health certification: a rapid review.
John DruryGuanlan MaoAnn JohnAtiya KamalG James RubinClifford StottTushna VandrevalaTheresa M MarteauPublished in: BMC public health (2021)
The limited evidence suggests that health certification in relation to COVID-19 - outside of the context of international travel - has the potential for harm as well as benefit. Realising the benefits while minimising the harms will require real-time evaluations allowing modifications to maximise the potential contribution of certification to enable safer access to a range of activities.