References
- Winters JC, Sobel JS, Groenier KH et al Comparison of physiotherapy, manipulation and corticosteroid injection for treating shoulder complaints Brit Med J 1997 314:1320-5
- Hertel R, Ballmer FT, Lambert SM et al Lag signs in the diagnosis of rotator cuff rupture J Shoulder and Elbow Surgery 1996 5:307–13