Blar i NTNU Open på forfatter "Hallman, Göran"
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May telephone surveys provide reliable public health surveillance data for municipalities? Mode effects differ between categories of questions. The HUNT Study, Norway.
Tagseth, Mattias; Sund, Erik; Hallman, Göran; Holmen, Jostein; Kvistad, Kyrre; Vik, John Tore; Krokstad, Steinar (Journal article; Peer reviewed, 2019)Background: Availability of data on health and its determinants at the local area level is a prerequisite for developing interventions and public health campaigns locally. Collecting self-reported data by means of telephone ...