Wangdee, C., Theyse, L. F. H., & Hazewinkel, H. A. W. Proximo-distal patellar position in three small dog breeds with medial patellar luxation. Veterinary and Comparative Orthopaedics and Traumatology, 28(4), 270-273. https://doi.org/10.3415/vcot-15-02-0028