Publications by authors named "Hans Ragnar Preus"
Rasa Skudutyte-Rysstad, Ellen Margrethe Slevolden, Bjørn Frode Hansen, Leiv Sandvik, Hans Ragnar Preus
BMC Oral Health· November 2014
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Hans Ragnar Preus, Odd Carsten Koldsland, Anne Merete Aass, Leiv Sandvik, Bjørn Frode Hansen
Acta Odontol Scand· November 2013
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