Evaluation of serum feline pancreatic lipase immunoreactivity and helical computed tomography versus conventional testing for the diagnosis of feline pancreatitis - Forman, MA; Marks, SL; De Cock, HEV; Hergesell, EJ; Wisner, ER; Baker, TW; Kass, PH; Steiner, JM; Williams, DA (J Vet Intern Med, 2004)