1. From the Department of Cardiothoracic Surgery, Skejby Hospital, Aarhus University Hospital, Aarhus (K.H., P.H.N.); Institute of Regional Health Services Research, Faculty of Health Sciences, University of Southern Denmark, Odense (K.H.); Department of Cardiothoracic Surgery, Odense University Hospital, Odense (B.J.K., P.E.M.); Department of Cardiothoracic Surgery, Center for Cardiovascular Research (S.N.M.) and Department of Anesthesia (B.S.R.), Aalborg Hospital, Aarhus University Hospital; Aarhus;...