9Clark W C,Yang J C,Tsui SL,et al.Unidimensional Pain Rating Scales:A Multidimensional Affect and Pain Survey (MAPS) Analysis of What They Really Measure[J].Pain,2002,98(3):241-247.
10Horgas A L.Pain in Nursing Home Residents:Comparison of Residents Self-report a Nursing Assistants Perception[J].Tourual Gerontological Nurs,2001,27(3):44-53.