Lines of defence.
Cohen
Lawrence
L
D004509:Education, Nursing, Continuing / Q000458:organization & administration; D006801:Humans; D007318:Inservice Training / Q000458:organization & administration; D009740:Nursing Staff / Q000193:education*; D016272:Occupational Health; D017751:Safety Management / Q000458:organization & administration*; D013222:State Medicine; D006113:United Kingdom; D014754:Violence / Q000517:prevention & control*