academic article

• Interpreting patient-reported outcome results: US FDA guidance and emerging methods..  Expert review of pharmacoeconomics & outcomes research.  11:163-9. 2011
• Evaluation of the reliability and validity of the Medical Outcomes Study sleep scale in patients with painful diabetic peripheral neuropathy during an international clinical trial..  Health and Quality of Life Outcomes.  -. 2008
• Psychometric properties of the Medical Outcomes Study Sleep measure..  Sleep medicine.  6:41-4. 2004