Schweighauser, A., Gaschen, F., Steiner, J., Allenspach, K., Francey, T., & Gaschen, L. Evaluation of endosonography as a new diagnostic tool for feline pancreatitis. JOURNAL OF FELINE MEDICINE AND SURGERY, 11(6), 492-498. https://doi.org/10.1016/j.jfms.2008.11.007