?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.au=Sahlender%2C+Laurens&rft.aufirst=Laurens&rft.aulast=Sahlender&rft.title=Loneliness+and+physical+activity+during+a+COVID-19+lockdown.+A+comparison+of+urban+and+rural+areas+in+the+Hanover+Region.&rft.tpages=30&rft.degree=Bachelor&rft.date=2021