Incidence of Chromosomal Abnormalities in Early-Stage River Buffalo Embryos Derived from in Vitro Fertilization Yoshizawa, Midori and Ulloa, Carlos Manuel Ulloa and Hufana-Duran, Danilda and Atabay, Eufrocina and Duran, Peregrino G and Cruz, Libertado C and Kanai, Yukio and Takahashi, Yoshiyuki, Journal of Mammalian Ova Research, 27, 157-160 (2010), DOI:http://dx.doi.org/10.1274/jmor.27.157