Anonymised and aggregated crowd level mobility data from mobile phones suggests that initial compliance with COVID-19 social distancing interventions was high and geographically consistent across the UKBenjamin Jeffrey, Caroline E. Walters, Kylie E. C. Ainslie, Oliver Eales, Constanze Ciavarella, Sangeeta Bhatia, Sarah Hayes, Marc Baguelin, Adhiratha Boonyasiri, Nicholas F. Brazeau, Gina Cuomo-Dannenburg, Richard G. FitzJohn, Katy Gaythorpe, William Green, Natsuko Imai, Thomas A. Mellan, Swapnil Mishra, Pierre Nouvellet, H. Juliette T. Unwin, Robert Verity, Michaela Vollmer, Charles Whittaker, Neil M. Ferguson, Christl A. Donnelly, Steven RileyJanuary 2020 Cite DOICovid-19 Mobile Phone Mobility SARS-CoV-2 United KingdomRelatedSARS-CoV-2 infection prevalence on repatriation flights from Wuhan City, ChinaResponse to COVID-19 in South Korea and implications for lifting stringent interventionsComparison of molecular testing strategies for COVID-19 control: a mathematical modelling studyDatabase of epidemic trends and control measures during the first wave of COVID-19 in mainland ChinaReduction in mobility and COVID-19 transmission