Letter,
Authors' reply
Affiliations
- [1] Aarhus Univ Hosp, Dept Anesthesiol & Intens Care, Aarhus, Denmark [NORA names: AU Aarhus University; University; Denmark; Europe, EU; Nordic; OECD];
- [2] Massachusetts Gen Hosp, Dept Biostat, Boston, MA USA [NORA names: United States; America, North; OECD];
- [3] Massachusetts Gen Hosp, Dept Biostat, Boston, MA USA [NORA names: United States; America, North; OECD]