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- arquivos de gastroenterologia17
- diseases of the esophagus official journal of the international society for diseases of the esophagus7
- amb revista da associacao medica brasileira5
- revista do hospital das clinicas5
- digestion4
- revista do instituto de medicina tropical de sao paulo4
- gut3
- journal of clinical gastroenterology3
- acta gastroenterologica latinoamericana2