Microscopic aspects of the yolk sac hematopoiesis from ovine embryos - Pessolato, Alícia Greyce Turatti; Martins, Daniele dos Santos; Galdos-Riveros, A; Fontes, Aparecida Maria; Ambrósio, Carlos Eduardo; Rici, Rose Eli Grassi; Magalhães, D. A. R; Castilho-Fernandes, A; Covas, Dimas Tadeu; Miglino, Maria Angélica (Current microscopy contributions to advances in science and technology, 2012)