1. Clinical evaluation of the unstable shoulder;Answorth,1999
2. Clinical evaluation of shoulder problems;Hawkins,1998
3. Multidirectional instability: Current Concepts;Mallon;J Shoulder Elbow Surg,1995
4. Clinical and diagnostic evaluation of anterior shoulder instability, impingement and rotator cuff tears;McFarland,1996
5. Dislocations.;Neer,1990