Engagement with protective behaviours in the UK during the COVID-19 pandemic: a series of cross-sectional surveys (the COVID-19 rapid survey of adherence to interventions and responses [CORSAIR] study)

• Louise SmithKing's College London
• HENRY W.W. POTTSUniversity College London
• Richard AmlôtNational Institute for Health and Care Research
• Nicola T. FearKing's College London
• Susan MichieUniversity College London
• Gideon James RubinKing's College London