title: Let's get the numbers!
authors.forename: O F M
authors.initials: OF
authors.lastname: Sellevold
authors.forename: I
authors.initials: I
authors.lastname: Kirkeby-Garstad
authors.forename: P
authors.initials: P
authors.lastname: Pelosi
mesh_terms: D001011:Aorta / Q000502:physiology*; D004947:Esophagus / Q000000981:diagnostic imaging*; D005260:Female; D006439:Hemodynamics; D006801:Humans; D007396:Internship and Residency; D008297:Male; D009726:Nurses; D018608:Ultrasonography, Doppler / Q000379:methods*