Braga, Sérgio de Almeida, et al. “Needle Muscle Biopsy: Technique Validation and Histological and Histochemical Methods for Evaluating Canine Skeletal Muscles”. Semina: Ciências Agrárias, vol. 38, no. 2, May 2017, pp. 765-74, doi:10.5433/1679-0359.2017v38n2p765.