Ikhlas Abdelaziz Hassan. “Diagnostic Value of Histopathology, Radiography and Computed Tomography for Diagnoses of Canine Osteo-Arthritis”. Global Journal of Medical Research, vol. 14, no. D2, May 2014, pp. 25-28, https://medicalresearchjournal.org/index.php/GJMR/article/view/603.