Progress in Assessing Physical Function in Arthritis: PROMIS Short Forms and Computerized Adaptive Testing

James F. Fries(Arthritis and Rheumatism Associates), Bonnie Bruce(San Jose State University), Matthias Rose(Humboldt-Universität zu Berlin), Eswar Krishnan(University of Pittsburgh), David Cella(Northwestern University)
The Journal of Rheumatology
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