1. 1) Cherchi, L., et al.: Critical shoulder angle: measurement reproducibility and correlation with rotator cuff tendon tears. Orthop. Traumatol. Surg. Res., 102(5): 559-562, 2016.
2. 2) Garcia, G. H., et al.: Higher critical shoulder angle increases the risk of retear after rotator cuff repair. J. Shoulder Elbow Surg., 26(2): 241-245, 2017.
3. 3) Gerber, C., et al.: Supraspinatus tendon load during abduction is dependent on the size of the critical shoulder angle: A biomechanical analysis. J. Orthop. Res., 32(7): 952-957, 2014.
4. 4) Katthagen, J. C., Millett, P. J.: Editorial commentary: lateral acromioplasty is clinically safe and has the potential to reduce the risk for rotator cuff re-tears. Arthroscopy., 34(3): 781-783, 2018.
5. 5) Kirsch, J. M., et al.: Is there an association between the "Critical Shoulder Angle" and clinical outcome after rotator cuff repair?. Orthop. J. Sports Med., 5(4): 2325967117702126, 2017. doi: 10.1177/2325967117702126.