Sonographic evaluation of the lumbosacral region for neuroaxial anaesthesia in domestic felines - Lima, Andressa de Fátima Kotleski Thomaz de; Rego, Mario Antonio Ferraro; Silva, Luciano Cacciari Baruffaldi Almeida da; Gris, Vanessa Nadine; Lorigados, Carla Aparecida Batista; Cortopassi, Silvia Renata Gaido (Acta Veterinaria Brasilica, 2019)