Norwegian University of Science and Technology, Trondheim, Norway
Norwegian University of Science and Technology, Trondheim, Norway
Roros Rehabiliteringssenter, Roros, Norway
Norwegian University of Science and Technology, Trondheim, Norway
Norwegian University of Science and Technology, Trondheim, Norway
Klinikk for allergi og luftveissykdommer, Oslo, Ullevål, Norway
Institutt for sirkulasjon og bildediagnostikk, Det medisinske fakultet,NTNU, Postboks 8905, Trondheim, Sør-Trøndelag, Norway
National Center for Fetal Medicine, St Olavs Hospital, Trondheim, Norway
Volda Hospital HF, Volda, Norway
St. Olavs University Hospital, Trondheim, Norway