Teaching nursing homes test progress.
D000368:Aged; D006801:Humans; D007087:Illinois; D008134:Long-Term Care / Q000592:standards*; D009735:Nursing Homes / Q000458:organization & administration*; D009820:Ohio; D009922:Oregon; D009935:Organizational Affiliation; D011787:Quality of Health Care; D012106:Research; D012579:Schools, Nursing / Q000458:organization & administration*