The impact of physical distance restrictions on social mixing patterns and the transmission of COVID-19

SARS-CoV-2 has infected over a million cases and resulted in more than 70,000 deaths worldwide by April 6th. Many countries have implemented physical distance restrictions in an attempt to mitigate and slow the spread of the virus. On March 18th, the Luxembourgish government declared a state of emergency closing schools and instructing residents to stay at home while avoiding any social contacts. It is crucial to evaluate whether these measures are sufficient to control the pandemic. Therefore, several countries worldwide including Luxembourg, Belgium, the Netherlands, Norway, Singapore, Un...