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Salazar Abad SE, Díaz Plasencia JA, Yan-Quiroz EF, Calvanapon Prado P, Marín-Córdova N, Churango Barreto K.Salazar Abad SE, et al. Among authors: diaz plasencia ja.Rev Gastroenterol Peru. 2017 Jan-Mar;37(1):26-32.Rev Gastroenterol Peru. 2017.PMID: 28489833Spanish.