Psychometric Evaluation of Patient-Reported Outcomes in Irritable Bowel Syndrome Randomized Controlled Trials: A Rome Foundation Report
Spiegel, B., Camilleri, M., Bolus, R., Andresen, V., Chey, WD., Fehnel, S., Mangel, A., Talley, NJ., & Whitehead, WE. (2009). Psychometric Evaluation of Patient-Reported Outcomes in Irritable Bowel Syndrome Randomized Controlled Trials: A Rome Foundation Report. Gastroenterology, 137(6), 1944-1953.
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