[Nursing personnel security: emergency communication equipment].
Charles
Eric
E
D040421:Cell Phone / Q000706:statistics & numerical data* / Q000600:supply & distribution; D004867:Equipment Design; D006747:Hospital Communication Systems; D006778:Hospitals, Psychiatric; D006801:Humans; D009741:Nursing Staff, Hospital; D016272:Occupational Health; D012637:Security Measures / Q000458:organization & administration*