Beck F., Leger D., Verger P., Peretti-Watel P, Seror V., Cortaredona S., Fressard Lisa, Launay O., Raude Jocelyn, Legleye S., L’haridon Olivier, Ward J. Would we recover better sleep at the end of Covid-19? A relative improvement observed at the population level with the end of the lockdown in France. Sleep Medicine. 2021;78:115-119.