Effects of equine chorionic gonadotrophin (eCG) on ovarian dynamics in Nelore cows - Bergamaschi, M. A. C. M; Vicente, Wilter Ricardo Russiano; Barbosa, R. T; Machado, R; Baruselli, Pietro Sampaio; Alencar, M. M; Binelli, Mário (International Ruminant Reproduction Symposium, 2006)