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1
BF00434379
BF00434379
http://dx.doi.org/10.1007/BF00434379
Electronic quality of life questionnaires: a comparison of pen-based electronic questionnaires with conventional paper in a gastrointestinal study.
P356
Q53649074-5310FE55-7A68-4811-BDA5-B5C42A23DFD8
P356
BF00434379
http://dx.doi.org/10.1007/BF00434379