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Filters: Author is Cella, D. and Keyword is United States [Clear All Filters]
. (2003). Developing an initial physical function item bank from existing sources. Journal of Applied Measurement, 4, 124-36.
. (2007). Psychometric evaluation and calibration of health-related quality of life item banks: plans for the Patient-Reported Outcomes Measurement Information System (PROMIS). Medical Care, 45, S22-31. presented at the May.