title: The effectiveness of wireless telephone communication technology on ambient noise level reduction within the ED.
authors.forename: Robert H
authors.initials: RH
authors.lastname: Baevsky
authors.forename: Marina Y
authors.initials: MY
authors.lastname: Lu
authors.forename: Howard A
authors.initials: HA
authors.lastname: Smithline
mesh_terms: D040421:Cell Phone; D004636:Emergency Service, Hospital; D004867:Equipment Design; D006747:Hospital Communication Systems; D006801:Humans; D008404:Massachusetts; D009623:Noise, Occupational / Q000517:prevention & control*; D011446:Prospective Studies