Helicopter inter-hospital transfer for patients undergoing extracorporeal membrane oxygenation: a retrospective 12-year analysis of a service system.

"Declarations Ethics approval and consent to participateThe study protocol was approved by the Ethics Committee of Eastern Switzerland (EKOS 21/064). The need for informed consent was waived by the Ethics Committee. Consent for publicationNot applicable. Competing interestsRG is the ERC Board Director of International Liaison Committee on Resuscitation (ILCOR) and Guidelines, and ILCOR Education, Implementation and Team Task Force Chair. All of the other authors declare that they have no conflicts of interests. Competing interests RG is the ERC Board Director of International Liaison Committee on Resuscitation (ILCOR) and Guidelines, and ILCOR Education, Implementation and Team Task Force Chair. All of the other authors declare that they have no conflicts of interests."

"Funding This study did not receive any specific funding."