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Using Rasch measurement to investigate the cross-form equivalence and clinical utility of Spanish and English versions of a diabetes questionnaire: a pilot study.

Gerber B, Smith EV, Girotti M, Pelaez L, Lawless K, Smolin L, Brodsky I, Eiser A. Using Rasch measurement to investigate the cross-form equivalence and clinical utility of Spanish and English versions of a diabetes questionnaire: a pilot study. J Appl Meas. 2002; 3(3):243-71.

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