academic article

• Rasch analysis in the development of a simplified version of the National Eye Institute Visual-Function Questionnaire-25 for utility estimation..  Quality of life research : an international journal of quality of life aspects of treatment, care and rehabilitation.  21:323-34. 2011
• Predicting EuroQol (EQ-5D) scores from the patient-reported outcomes measurement information system (PROMIS) global items and domain item banks in a United States sample..  Quality of life research : an international journal of quality of life aspects of treatment, care and rehabilitation.  18:783-91. 2009