Articles > Berger, Tor and Hanssen, Leif and Carter, Lynn and Ghent, Rebecca and Dypvik, Henning and Hamran, Svein-Erik and Brovoll, Sverre and Amundsen, Hans E. Foss > Ekkokardiografi or Romfart or Mars or RIMFAX or Radar > 2020-01-01T00:00:00Z