Effects of two different topographic approaches for combined sciatic and femoral nerve block in calves, guided by ultrasound and neurostimulation oleh Marcos Paulo Antunes de Lima, Renata Andrade Silva, Patrícia de Castro Duarte, Sérgio da Silva Rocha Júnior, Stephanie Elise Muniz Tavares Branco, Cahuê Francisco Rosa Paz, Pablo Ezequiel Otero, Rafael Resende Faleiros, Suzane Lilian Beier