Santos, G. C. A. (2015) “Clinical evaluation of postoperative analgesia provided by ketoprofen associated with intravenous or epidural morphine in bitches undergoing ovariosalpingohysterectomy”, Semina: Ciências Agrárias, 36(2), pp. 817–826. doi: 10.5433/1679-0359.2015v36n2p817.