Subscapularis tendon tears: A common sonographic finding in symptomatic postarthroplasty shoulders.
Ives EP, Nazarian LN, Parker L, Garrigues GE, Williams GR. Subscapularis tendon tears: A common sonographic finding in symptomatic postarthroplasty shoulders. J Clin Ultrasound. 2013 Mar; 41(3):129-33.