title: Physician certification for medical necessity. Is it worth the paper it's written on?
authors.affiliation: chris@emscltd.com
authors.forename: Christopher
authors.initials: C
authors.lastname: Kelly
mesh_terms: D004632:Emergency Medical Services; D004634:Emergency Medical Technicians; D006801:Humans; D007400:Interprofessional Relations; D020380:Needs Assessment; D010820:Physicians; D012017:Referral and Consultation; D014481:United States