Otoshi K. The Prevalence and Clinical Characteristics of Medial Epicondyle Apophysitis in Juvenile Baseball Player - Ultrasonographic Assessment of 2,926 Cases. Orthopaedic Journal of Sports Medicine. 2016;4(7 Suppl). doi:10.1177/2325967116s00170.
Benjamin H. Little League Elbow Syndrome. Medscape Reference. http://emedicine.medscape.com/article/97101-overview. March 25, 2015.
Greene W, Griffin L. Essentials Of Musculoskeletal Care. 4th ed. Rosemont, Ill.: American Academy of Orthopaedic Surgeons; 2010.
O'Connor F. ACSM's Sports Medicine: A Comprehensive Review. Philadelphia: Wolters Kluwer Health/Lippincott Williams & Wilkins; 2012.