title: First impressions count.
authors.affiliation: Pridemark Paramedic Services, Boulder, CO, USA. medic2033@hotmail.com
authors.forename: Chris
authors.initials: C
authors.lastname: Hendricks
mesh_terms: D017598:Efficiency, Organizational; D004631:Emergency Medical Service Communication Systems; D004632:Emergency Medical Services / Q000458:organization & administration*; D006801:Humans; D011639:Public Opinion; D014481:United States