title: Convergent volunteerism.
authors.forename: Seth R
authors.initials: SR
authors.lastname: Ruderman
mesh_terms: D004632:Emergency Medical Services / Q000458:organization & administration*; D006801:Humans; D009519:New York City; D010819:Physician's Role; D023481:Terrorism; D014838:Volunteers / Q000458:organization & administration*