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Diagnosis of rectal varices via color Doppler ultrasonography.
Sato T, Yamazaki K, Toyota J, Karino Y, Ohmura T, Akaike J. Sato T, et al. Among authors: toyota j. Am J Gastroenterol. 2007 Oct;102(10):2253-8. doi: 10.1111/j.1572-0241.2007.01340.x. Epub 2007 Jun 11. Am J Gastroenterol. 2007. PMID: 17561969 Clinical Trial.
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