VA launches study of 'multi-level' care.
D004219:District of Columbia; D006787:Hospitals, Veterans / Q000191:economics* / Q000458:organization & administration; D006801:Humans; D008396:Maryland; D009741:Nursing Staff, Hospital / Q000706:statistics & numerical data; D009820:Ohio; D010343:Patient Admission / Q000458:organization & administration; D011383:Progressive Patient Care / Q000191:economics*; D011787:Quality of Health Care; D014903:West Virginia