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M.L.L., T.E., A.G.N., C.R., L.W.A.), the Department of Clinical Medicine, Aarhus University (M.F.V., A.G., C.J.T., S.C., L.W.A.), and the Departments of Anesthesiology and Intensive Care (A.G., M.J.H., T.H.D., S.C., C.G.N., B.S., L.W.A.), Cardiology (C.J.T.), and Radiology (E.K.), Aarhus University Hospital, Aarhus, the Department of Anesthesiology and Intensive Care, Aalborg University Hospital (T.L.K., F.M.N.), the Center for Prehospital and Emergency Research, Department of Clinical Medicine, Aalborg University and Aalborg University Hospital (E.F.C.), and Emergency Medical Services, North Denmark Region (P.B.), Aalborg, the Prehospital Research Unit (S.M., P.M.H.) and Emergency Medical Services (J.H.H., M.B., L.-G.R.N., M.P., G.K.-A., P.M.H.), Region of Southern Denmark, the Department of Anesthesiology and Intensive Care, Odense University Hospital (J.H..."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Lone R.","family":"Mortensen","sequence":"additional","affiliation":[{"name":"From Prehospital Emergency Medical Services, Central Denmark Region (M.F.V., A.L.P., A.H.P., S.W., L.W.F., C.M., K.B.W., A.B., T.H.D., L.K.R., L.R.M., M.L.L., T.E., A.G.N., C.R., L.W.A.), the Department of Clinical Medicine, Aarhus University (M.F.V., A.G., C.J.T., S.C., L.W.A.), and the Departments of Anesthesiology and Intensive Care (A.G., M.J.H., T.H.D., S.C., C.G.N., B.S., L.W.A.), Cardiology (C.J.T.), and Radiology (E.K.), Aarhus University Hospital, Aarhus, the Department of Anesthesiology and Intensive Care, Aalborg University Hospital (T.L.K., F.M.N.), the Center for Prehospital and Emergency Research, Department of Clinical Medicine, Aalborg University and Aalborg University Hospital (E.F.C.), and Emergency Medical Services, North Denmark Region (P.B.), Aalborg, the Prehospital Research Unit (S.M., P.M.H.) and Emergency Medical Services (J.H.H., M.B., L.-G.R.N., M.P., G.K.-A., P.M.H.), Region of Southern Denmark, the Department of Anesthesiology and Intensive Care, Odense University Hospital (J.H..."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Mads L.","family":"Loldrup","sequence":"additional","affiliation":[{"name":"From Prehospital Emergency Medical Services, Central Denmark Region (M.F.V., A.L.P., A.H.P., S.W., L.W.F., C.M., K.B.W., A.B., T.H.D., L.K.R., L.R.M., M.L.L., T.E., A.G.N., C.R., L.W.A.), the Department of Clinical Medicine, Aarhus University (M.F.V., A.G., C.J.T., S.C., L.W.A.), and the Departments of Anesthesiology and Intensive Care (A.G., M.J.H., T.H.D., S.C., C.G.N., B.S., L.W.A.), Cardiology (C.J.T.), and Radiology (E.K.), Aarhus University Hospital, Aarhus, the Department of Anesthesiology and Intensive Care, Aalborg University Hospital (T.L.K., F.M.N.), the Center for Prehospital and Emergency Research, Department of Clinical Medicine, Aalborg University and Aalborg University Hospital (E.F.C.), and Emergency Medical Services, North Denmark Region (P.B.), Aalborg, the Prehospital Research Unit (S.M., P.M.H.) and Emergency Medical Services (J.H.H., M.B., L.-G.R.N., M.P., G.K.-A., P.M.H.), Region of Southern Denmark, the Department of Anesthesiology and Intensive Care, Odense University Hospital (J.H..."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Thomas","family":"Elkmann","sequence":"additional","affiliation":[{"name":"From Prehospital Emergency Medical Services, Central Denmark Region (M.F.V., A.L.P., A.H.P., S.W., L.W.F., C.M., K.B.W., A.B., T.H.D., L.K.R., L.R.M., M.L.L., T.E., A.G.N., C.R., L.W.A.), the Department of Clinical Medicine, Aarhus University (M.F.V., A.G., C.J.T., S.C., L.W.A.), and the Departments of Anesthesiology and Intensive Care (A.G., M.J.H., T.H.D., S.C., C.G.N., B.S., L.W.A.), Cardiology (C.J.T.), and Radiology (E.K.), Aarhus University Hospital, Aarhus, the Department of Anesthesiology and Intensive Care, Aalborg University Hospital (T.L.K., F.M.N.), the Center for Prehospital and Emergency Research, Department of Clinical Medicine, Aalborg University and Aalborg University Hospital (E.F.C.), and Emergency Medical Services, North Denmark Region (P.B.), Aalborg, the Prehospital Research Unit (S.M., P.M.H.) and Emergency Medical Services (J.H.H., M.B., L.-G.R.N., M.P., G.K.-A., P.M.H.), Region of Southern Denmark, the Department of Anesthesiology and Intensive Care, Odense University Hospital (J.H..."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Anders G.","family":"Nielsen","sequence":"additional","affiliation":[{"name":"From Prehospital Emergency Medical Services, Central Denmark Region (M.F.V., A.L.P., A.H.P., S.W., L.W.F., C.M., K.B.W., A.B., T.H.D., L.K.R., L.R.M., M.L.L., T.E., A.G.N., C.R., L.W.A.), the Department of Clinical Medicine, Aarhus University (M.F.V., A.G., C.J.T., S.C., L.W.A.), and the Departments of Anesthesiology and Intensive Care (A.G., M.J.H., T.H.D., S.C., C.G.N., B.S., L.W.A.), Cardiology (C.J.T.), and Radiology (E.K.), Aarhus University Hospital, Aarhus, the Department of Anesthesiology and Intensive Care, Aalborg University Hospital (T.L.K., F.M.N.), the Center for Prehospital and Emergency Research, Department of Clinical Medicine, Aalborg University and Aalborg University Hospital (E.F.C.), and Emergency Medical Services, North Denmark Region (P.B.), Aalborg, the Prehospital Research Unit (S.M., P.M.H.) and Emergency Medical Services (J.H.H., M.B., L.-G.R.N., M.P., G.K.-A., P.M.H.), Region of Southern Denmark, the Department of Anesthesiology and Intensive Care, Odense University Hospital (J.H..."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Charlotte","family":"Runge","sequence":"additional","affiliation":[{"name":"From Prehospital Emergency Medical Services, Central Denmark Region (M.F.V., A.L.P., A.H.P., S.W., L.W.F., C.M., K.B.W., A.B., T.H.D., L.K.R., L.R.M., M.L.L., T.E., A.G.N., C.R., L.W.A.), the Department of Clinical Medicine, Aarhus University (M.F.V., A.G., C.J.T., S.C., L.W.A.), and the Departments of Anesthesiology and Intensive Care (A.G., M.J.H., T.H.D., S.C., C.G.N., B.S., L.W.A.), Cardiology (C.J.T.), and Radiology (E.K.), Aarhus University Hospital, Aarhus, the Department of Anesthesiology and Intensive Care, Aalborg University Hospital (T.L.K., F.M.N.), the Center for Prehospital and Emergency Research, Department of Clinical Medicine, Aalborg University and Aalborg University Hospital (E.F.C.), and Emergency Medical Services, North Denmark Region (P.B.), Aalborg, the Prehospital Research Unit (S.M., P.M.H.) and Emergency Medical Services (J.H.H., M.B., L.-G.R.N., M.P., G.K.-A., P.M.H.), Region of Southern Denmark, the Department of Anesthesiology and Intensive Care, Odense University Hospital (J.H..."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Elise","family":"Kl\u00e6strup","sequence":"additional","affiliation":[{"name":"From Prehospital Emergency Medical Services, Central Denmark Region (M.F.V., A.L.P., A.H.P., S.W., L.W.F., C.M., K.B.W., A.B., T.H.D., L.K.R., L.R.M., M.L.L., T.E., A.G.N., C.R., L.W.A.), the Department of Clinical Medicine, Aarhus University (M.F.V., A.G., C.J.T., S.C., L.W.A.), and the Departments of Anesthesiology and Intensive Care (A.G., M.J.H., T.H.D., S.C., C.G.N., B.S., L.W.A.), Cardiology (C.J.T.), and Radiology (E.K.), Aarhus University Hospital, Aarhus, the Department of Anesthesiology and Intensive Care, Aalborg University Hospital (T.L.K., F.M.N.), the Center for Prehospital and Emergency Research, Department of Clinical Medicine, Aalborg University and Aalborg University Hospital (E.F.C.), and Emergency Medical Services, North Denmark Region (P.B.), Aalborg, the Prehospital Research Unit (S.M., P.M.H.) and Emergency Medical Services (J.H.H., M.B., L.-G.R.N., M.P., G.K.-A., P.M.H.), Region of Southern Denmark, the Department of Anesthesiology and Intensive Care, Odense University Hospital (J.H..."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Jimmy H.","family":"Holm","sequence":"additional","affiliation":[{"name":"From Prehospital Emergency Medical Services, Central Denmark Region (M.F.V., A.L.P., A.H.P., S.W., L.W.F., C.M., K.B.W., A.B., T.H.D., L.K.R., L.R.M., M.L.L., T.E., A.G.N., C.R., L.W.A.), the Department of Clinical Medicine, Aarhus University (M.F.V., A.G., C.J.T., S.C., L.W.A.), and the Departments of Anesthesiology and Intensive Care (A.G., M.J.H., T.H.D., S.C., C.G.N., B.S., L.W.A.), Cardiology (C.J.T.), and Radiology (E.K.), Aarhus University Hospital, Aarhus, the Department of Anesthesiology and Intensive Care, Aalborg University Hospital (T.L.K., F.M.N.), the Center for Prehospital and Emergency Research, Department of Clinical Medicine, Aalborg University and Aalborg University Hospital (E.F.C.), and Emergency Medical Services, North Denmark Region (P.B.), Aalborg, the Prehospital Research Unit (S.M., P.M.H.) and Emergency Medical Services (J.H.H., M.B., L.-G.R.N., M.P., G.K.-A., P.M.H.), Region of Southern Denmark, the Department of Anesthesiology and Intensive Care, Odense University Hospital (J.H..."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Mikkel","family":"Bak","sequence":"additional","affiliation":[{"name":"From Prehospital Emergency Medical Services, Central Denmark Region (M.F.V., A.L.P., A.H.P., S.W., L.W.F., C.M., K.B.W., A.B., T.H.D., L.K.R., L.R.M., M.L.L., T.E., A.G.N., C.R., L.W.A.), the Department of Clinical Medicine, Aarhus University (M.F.V., A.G., C.J.T., S.C., L.W.A.), and the Departments of Anesthesiology and Intensive Care (A.G., M.J.H., T.H.D., S.C., C.G.N., B.S., L.W.A.), Cardiology (C.J.T.), and Radiology (E.K.), Aarhus University Hospital, Aarhus, the Department of Anesthesiology and Intensive Care, Aalborg University Hospital (T.L.K., F.M.N.), the Center for Prehospital and Emergency Research, Department of Clinical Medicine, Aalborg University and Aalborg University Hospital (E.F.C.), and Emergency Medical Services, North Denmark Region (P.B.), Aalborg, the Prehospital Research Unit (S.M., P.M.H.) and Emergency Medical Services (J.H.H., M.B., L.-G.R.N., M.P., G.K.-A., P.M.H.), Region of Southern Denmark, the Department of Anesthesiology and Intensive Care, Odense University Hospital (J.H..."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Lars-Gustav R.","family":"Nielsen","sequence":"additional","affiliation":[{"name":"From Prehospital Emergency Medical Services, Central Denmark Region (M.F.V., A.L.P., A.H.P., S.W., L.W.F., C.M., K.B.W., A.B., T.H.D., L.K.R., L.R.M., M.L.L., T.E., A.G.N., C.R., L.W.A.), the Department of Clinical Medicine, Aarhus University (M.F.V., A.G., C.J.T., S.C., L.W.A.), and the Departments of Anesthesiology and Intensive Care (A.G., M.J.H., T.H.D., S.C., C.G.N., B.S., L.W.A.), Cardiology (C.J.T.), and Radiology (E.K.), Aarhus University Hospital, Aarhus, the Department of Anesthesiology and Intensive Care, Aalborg University Hospital (T.L.K., F.M.N.), the Center for Prehospital and Emergency Research, Department of Clinical Medicine, Aalborg University and Aalborg University Hospital (E.F.C.), and Emergency Medical Services, North Denmark Region (P.B.), Aalborg, the Prehospital Research Unit (S.M., P.M.H.) and Emergency Medical Services (J.H.H., M.B., L.-G.R.N., M.P., G.K.-A., P.M.H.), Region of Southern Denmark, the Department of Anesthesiology and Intensive Care, Odense University Hospital (J.H..."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Mette","family":"Pedersen","sequence":"additional","affiliation":[{"name":"From Prehospital Emergency Medical Services, Central Denmark Region (M.F.V., A.L.P., A.H.P., S.W., L.W.F., C.M., K.B.W., A.B., T.H.D., L.K.R., L.R.M., M.L.L., T.E., A.G.N., C.R., L.W.A.), the Department of Clinical Medicine, Aarhus University (M.F.V., A.G., C.J.T., S.C., L.W.A.), and the Departments of Anesthesiology and Intensive Care (A.G., M.J.H., T.H.D., S.C., C.G.N., B.S., L.W.A.), Cardiology (C.J.T.), and Radiology (E.K.), Aarhus University Hospital, Aarhus, the Department of Anesthesiology and Intensive Care, Aalborg University Hospital (T.L.K., F.M.N.), the Center for Prehospital and Emergency Research, Department of Clinical Medicine, Aalborg University and Aalborg University Hospital (E.F.C.), and Emergency Medical Services, North Denmark Region (P.B.), Aalborg, the Prehospital Research Unit (S.M., P.M.H.) and Emergency Medical Services (J.H.H., M.B., L.-G.R.N., M.P., G.K.-A., P.M.H.), Region of Southern Denmark, the Department of Anesthesiology and Intensive Care, Odense University Hospital (J.H..."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Gunhild","family":"Kj\u00e6rgaard-Andersen","sequence":"additional","affiliation":[{"name":"From Prehospital Emergency Medical Services, Central Denmark Region (M.F.V., A.L.P., A.H.P., S.W., L.W.F., C.M., K.B.W., A.B., T.H.D., L.K.R., L.R.M., M.L.L., T.E., A.G.N., C.R., L.W.A.), the Department of Clinical Medicine, Aarhus University (M.F.V., A.G., C.J.T., S.C., L.W.A.), and the Departments of Anesthesiology and Intensive Care (A.G., M.J.H., T.H.D., S.C., C.G.N., B.S., L.W.A.), Cardiology (C.J.T.), and Radiology (E.K.), Aarhus University Hospital, Aarhus, the Department of Anesthesiology and Intensive Care, Aalborg University Hospital (T.L.K., F.M.N.), the Center for Prehospital and Emergency Research, Department of Clinical Medicine, Aalborg University and Aalborg University Hospital (E.F.C.), and Emergency Medical Services, North Denmark Region (P.B.), Aalborg, the Prehospital Research Unit (S.M., P.M.H.) and Emergency Medical Services (J.H.H., M.B., L.-G.R.N., M.P., G.K.-A., P.M.H.), Region of Southern Denmark, the Department of Anesthesiology and Intensive Care, Odense University Hospital (J.H..."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Peter M.","family":"Hansen","sequence":"additional","affiliation":[{"name":"From Prehospital Emergency Medical Services, Central Denmark Region (M.F.V., A.L.P., A.H.P., S.W., L.W.F., C.M., K.B.W., A.B., T.H.D., L.K.R., L.R.M., M.L.L., T.E., A.G.N., C.R., L.W.A.), the Department of Clinical Medicine, Aarhus University (M.F.V., A.G., C.J.T., S.C., L.W.A.), and the Departments of Anesthesiology and Intensive Care (A.G., M.J.H., T.H.D., S.C., C.G.N., B.S., L.W.A.), Cardiology (C.J.T.), and Radiology (E.K.), Aarhus University Hospital, Aarhus, the Department of Anesthesiology and Intensive Care, Aalborg University Hospital (T.L.K., F.M.N.), the Center for Prehospital and Emergency Research, Department of Clinical Medicine, Aalborg University and Aalborg University Hospital (E.F.C.), and Emergency Medical Services, North Denmark Region (P.B.), Aalborg, the Prehospital Research Unit (S.M., P.M.H.) and Emergency Medical Services (J.H.H., M.B., L.-G.R.N., M.P., G.K.-A., P.M.H.), Region of Southern Denmark, the Department of Anesthesiology and Intensive Care, Odense University Hospital (J.H..."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Anne C.","family":"Br\u00f8chner","sequence":"additional","affiliation":[{"name":"From Prehospital Emergency Medical Services, Central Denmark Region (M.F.V., A.L.P., A.H.P., S.W., L.W.F., C.M., K.B.W., A.B., T.H.D., L.K.R., L.R.M., M.L.L., T.E., A.G.N., C.R., L.W.A.), the Department of Clinical Medicine, Aarhus University (M.F.V., A.G., C.J.T., S.C., L.W.A.), and the Departments of Anesthesiology and Intensive Care (A.G., M.J.H., T.H.D., S.C., C.G.N., B.S., L.W.A.), Cardiology (C.J.T.), and Radiology (E.K.), Aarhus University Hospital, Aarhus, the Department of Anesthesiology and Intensive Care, Aalborg University Hospital (T.L.K., F.M.N.), the Center for Prehospital and Emergency Research, Department of Clinical Medicine, Aalborg University and Aalborg University Hospital (E.F.C.), and Emergency Medical Services, North Denmark Region (P.B.), Aalborg, the Prehospital Research Unit (S.M., P.M.H.) and Emergency Medical Services (J.H.H., M.B., L.-G.R.N., M.P., G.K.-A., P.M.H.), Region of Southern Denmark, the Department of Anesthesiology and Intensive Care, Odense University Hospital (J.H..."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Erika F.","family":"Christensen","sequence":"additional","affiliation":[{"name":"From Prehospital Emergency Medical Services, Central Denmark Region (M.F.V., A.L.P., A.H.P., S.W., L.W.F., C.M., K.B.W., A.B., T.H.D., L.K.R., L.R.M., M.L.L., T.E., A.G.N., C.R., L.W.A.), the Department of Clinical Medicine, Aarhus University (M.F.V., A.G., C.J.T., S.C., L.W.A.), and the Departments of Anesthesiology and Intensive Care (A.G., M.J.H., T.H.D., S.C., C.G.N., B.S., L.W.A.), Cardiology (C.J.T.), and Radiology (E.K.), Aarhus University Hospital, Aarhus, the Department of Anesthesiology and Intensive Care, Aalborg University Hospital (T.L.K., F.M.N.), the Center for Prehospital and Emergency Research, Department of Clinical Medicine, Aalborg University and Aalborg University Hospital (E.F.C.), and Emergency Medical Services, North Denmark Region (P.B.), Aalborg, the Prehospital Research Unit (S.M., P.M.H.) and Emergency Medical Services (J.H.H., M.B., L.-G.R.N., M.P., G.K.-A., P.M.H.), Region of Southern Denmark, the Department of Anesthesiology and Intensive Care, Odense University Hospital (J.H..."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Frederik M.","family":"Nielsen","sequence":"additional","affiliation":[{"name":"From Prehospital Emergency Medical Services, Central Denmark Region (M.F.V., A.L.P., A.H.P., S.W., L.W.F., C.M., K.B.W., A.B., T.H.D., L.K.R., L.R.M., M.L.L., T.E., A.G.N., C.R., L.W.A.), the Department of Clinical Medicine, Aarhus University (M.F.V., A.G., C.J.T., S.C., L.W.A.), and the Departments of Anesthesiology and Intensive Care (A.G., M.J.H., T.H.D., S.C., C.G.N., B.S., L.W.A.), Cardiology (C.J.T.), and Radiology (E.K.), Aarhus University Hospital, Aarhus, the Department of Anesthesiology and Intensive Care, Aalborg University Hospital (T.L.K., F.M.N.), the Center for Prehospital and Emergency Research, Department of Clinical Medicine, Aalborg University and Aalborg University Hospital (E.F.C.), and Emergency Medical Services, North Denmark Region (P.B.), Aalborg, the Prehospital Research Unit (S.M., P.M.H.) and Emergency Medical Services (J.H.H., M.B., L.-G.R.N., M.P., G.K.-A., P.M.H.), Region of Southern Denmark, the Department of Anesthesiology and Intensive Care, Odense University Hospital (J.H..."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Christian G.","family":"Nissen","sequence":"additional","affiliation":[{"name":"From Prehospital Emergency Medical Services, Central Denmark Region (M.F.V., A.L.P., A.H.P., S.W., L.W.F., C.M., K.B.W., A.B., T.H.D., L.K.R., L.R.M., M.L.L., T.E., A.G.N., C.R., L.W.A.), the Department of Clinical Medicine, Aarhus 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