Effects of combined pre- and post-natal protein deprivation on the myenteric plexus of the esophagus of weanling rats: a histochemical, quantitative and ultrastructural study - Liberti, Edson Aparecido; Fontes, Ricardo B. V.; Fuggi, Verginia M.; Maifrino, Laura B. M.; Souza, Romeu Rodrigues de (World Journal of Gastroenterology, 2007)