Blastocoel fluid removal and melatonin supplementation in the culture medium improve the viability of vitrified bovine embryos

Thaisa Campos Marques, Elisa Caroline da Silva Santos, Tiago Omar Diesel, Carlos Frederico Martins, H. C. B. Cumpa, L. O. Leme, Margot Alves Nunes Dode, Bênner Geraldo Alves, Francine Pereira Higino da Costa, Eduardo Barros de Oliveira, Maria Lúcia Gambarini