Cullen, Robert, Debra Canapp, David Dycus, Brittany Carr, Victor Ibrahim, and Sherman Canapp. “Clinical Evaluation of Iliopsoas Strain With Findings from Diagnostic Musculoskeletal Ultrasound in Agility Performance Canines – 73 Cases”. Veterinary Evidence 2, no. 2 (June 13, 2017). Accessed March 29, 2024. https://veterinaryevidence.org/index.php/ve/article/view/93.