Comparative Effects of Stevia rebaudiana Leaves and Stevioside on Glycaemia and Hepatic Gluconeogenesis - Ferreira, Edilene Bega; de Assis Rocha Neves, Francisco; da Costa, Marlom Anselmo Duarte; do Prado, Wilson Alves; de Araújo Funari Ferri, Letícia; Bazotte, Roberto Barbosa (Planta Medica, 2006)