Students under lockdown: Comparisons of students' social networks and mental health before and during the COVID-19 crisis in Switzerland
Elmer, Timon ; Mepham, Kieran ; Stadtfeld, Christoph Capraro, Valerio
PloS one, 2020-07, Vol.15 (7), p.e0236337-e0236337 [Periódico revisado por pares]United States: Public Library of Science
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