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  • Hideki Katsura, Kouichi Yamada, Kozui Kida
  • Medicine
  • Journal of the American Geriatrics Society
  • 2003 (First Publication: 1 August 2003)
  • OBJECTIVES To examine the validity, discriminatory ability, and responsiveness of health-related quality-of-life (HRQoL) questionnaires using a linear analog scale (Quality of Life (QOL) scale) forExpand