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For å registrere i Cristin må du være vitenskapelig eller administrativt ansatt.
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Hysing, Mari; Pallesen, Ståle; Stormark, Kjell Morten; Jakobsen, Reidar; Lundervold, Astri; Sivertsen, Børge. Sleep and use of electronic devices in adolescence: Results from a large population-based study. BMJ Open 2015 ;Volum 5.(1) HELSEFONNA UiB NORCE HAUKELAND FHI
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