title: [Problems of prevention and health care in large crowd gatherings].
mesh_terms: D004632:Emergency Medical Services / Q000458:organization & administration*; D006801:Humans; D008399:Mass Behavior; D011314:Preventive Health Services / Q000458:organization & administration*
vernacular_title: Problème de prévention et des soins lors des grands rassemblements de foule.