Influence of Trypanosoma cruzi chronic infection in the depletion of esophageal neurons in Calomys callosus - Caetano, Leony Cristina; Zucoloto, Sérgio; Kawasse, Laura Midori; Toldo, Miriam Paula Alonso; Prado Júnior, José Clóvis do (Digestive Diseases and Sciences, 2006)