Esophageal dysmotility in chronic hemodialysis patients after ingestion of liquids with different viscosities - Kuwahara, Clovis Massato; Rosa-e-Silva, Lucilene; Mocelin, Altair Jacob; Zebian, Miriam; Pontes, Rose Meire Albuquerque; Dantas, Roberto Oliveira (Gastroenterology Research, 2011)