NCT04255589
- Conditions
- Digestive System Diseases, Gastritis, Gastroenteritis, +2 more
- Locations
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- Chonnam National University Hospital Gwangju, Donggu, South Korea
- Kyoungpook National University Hospital Daegu, Gyeongsangbuk-do, South Korea
- Busan National University Hospital Busan, Seo-gu, South Korea
- Inje University Busan Paik Hospital Busan, South Korea