1
by Ranheim, Trine, Flottorp, Signe, Austvoll-Dahlgren, Astrid, Johansen, Marit
Published 2010
Knowledge Centre for the Health Services at The Norwegian Institute of Public Health (NIPH)

2
by Holte, Hilde H., Ranheim, Trine, Flottorp, Signe
Published 2009
Norwegian Knowledge Centre for the Health Services