References
- Andersen, Thestrup P. Luxatio patellae (in Danish, with an English summary). Det hoffenbergske etablissement, Copenhagen 1955; 50, 138, Thesis
- Hallen L. G., Lindahl O. The lateral stability of the knee joint. Acta orthop. scand. 1965; 36: 179–191
- Kennedy J., Fowler P. J. Medial and anterior instability of the knee. An anatomical and clinical study using stress-machines. J. Bone Jt Surg. 1971; 53-A: 1257–1270
- Klein K. K. An instrument for testing the medial and lateral collateral ligament stability of the knee. Amer. J. Surg. 1962; 104: 768–772
- Palmer Ivar. On the injuries to the ligaments of the knee joint. A clinical study. Acta chir. scand. 1938; LXXXI: 78, 282, Suppl. LIU
- Sprague R. B., Asprey G. M. Photographic method for measuring knee stability. J. Amer. Physical Ther. Ass. 1965; 45: 1055–1058
- Therkelsen A. J. Medicinsk statistik. Akademisk boghandel, Århus 1968; 69