Operational experience of the Dutch helicopter emergency medical services (HEMS) during the initial phase of the COVID-19 pandemic: jeopardy on the prehospital care system?

• Quinten G.H. RikkenAmsterdam UMC Location University of Amsterdam
• Sarah MikdadAmsterdam UMC Location University of Amsterdam
• Mathijs T. Carvalho MotaAmsterdam UMC Location University of Amsterdam
• Marcel A. de LeeuwAmsterdam UMC Location University of Amsterdam
• Patrick R. SchoberAmsterdam UMC Location University of Amsterdam
• Lothar Andreas SchwarteAmsterdam UMC Location University of Amsterdam
• Georgios Fredericus GiannakopoulosAmsterdam UMC Location University of Amsterdam