Item Response Theory Methods can Improve the Measurement of Physical Function by Combining the Modified Health Assessment Questionnaire and the SF-36 Physical Function Scale

Author: Martin Marie   Kosinski Mark   Bjorner Jakob   Ware John   MacLean Ross   Li Tracy  

Publisher: Springer Publishing Company

ISSN: 0962-9343

Source: Quality of Life Research, Vol.16, Iss.4, 2007-05, pp. : 647-660

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