Adjustments of glycerol concentration for improving the post-thaw quality of sex sorted boar spermatozoa - Parrilla, I; Parrilla, I; del Olmo, D; del Olmo, D; Caballero, I; Caballero, I; Tarantini, T; Tarantini, T; Cuello, C; Cuello, C; Gil, M A; Gil, M A; et al. (Reproduction In Domestic Animals, 2012)