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Questionnaires for multicenter survey:
Questionnaire 1 - include items for basic characteristics of participant patients
Questionnaire 2 - modification of GERD knowledge test which was used in BMC Health Services Research 2008;8:236 (Prof. Jorgen Urnes)
Full description
Validation process to produce Korean version of GERD knowledge test
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Exclusion criteria
1,000 participants in 1 patient group
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Central trial contact
Yeon Soo Kim, MD
Data sourced from clinicaltrials.gov
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