 | Up a level |
Boileau, Pascal; Zumstein, Matthias; Balg, Frederic; Penington, Scott; Bicknell, Ryan T (2011). The unstable painful shoulder (UPS) as a cause of pain from unrecognized anteroinferior instability in the young athlete. Journal of shoulder and elbow surgery, 20(1), pp. 98-106. New York, N.Y.: Elsevier 10.1016/j.jse.2010.05.020
