Keeping qualified nurses.
D000328:Adult; D004651:Employment; D006801:Humans; D008875:Middle Aged; D009738:Nursing Service, Hospital / Q000458:organization & administration; D009741:Nursing Staff, Hospital / Q000706:statistics & numerical data*; D009745:Nursing, Supervisory; D010557:Personnel Administration, Hospital; D011795:Surveys and Questionnaires