title: In reply.
authors.affiliation: UCLA Emergency Medicine Center, Los Angeles, CA.
authors.forename: Richelle J
authors.initials: RJ
authors.lastname: Cooper
mesh_terms: D000553:Ambulatory Care / Q000706:statistics & numerical data*; D004636:Emergency Service, Hospital / Q000706:statistics & numerical data*; D019538:Health Care Surveys; D006801:Humans