title: [On-scene medical response].
abstract: In cases of exceptional medical emergencies, the setting up and organisation of a response to the increased need for medical aid are complex. Command of the operations and responsibilities are assured by specific people depending on the seriousness of the situation. Each role is identified.
authors.affiliation: CH Versailles, 177 rue de Versailles, 78150 Le Chesnay, France. Electronic address: edinot@ch-versailles.fr.
authors.forename: Emmanuel
authors.initials: E
authors.lastname: Dinot
mesh_terms: D004630:Emergencies; D004632:Emergency Medical Services / Q000458:organization & administration; D006801:Humans
keywords: catastrophe; first aid; organisation; secours; terrorism; terrorisme; victim; victime