Boden, 1998, J Spinal Disord, 11, 95, 10.1097/00002517-199804000-00001
Boden, 1995, Spine, 20, 2633, 10.1097/00007632-199512150-00004
Boden, 2000, Spine, 25, 376, 10.1097/00007632-200002010-00020
Burkus, 2001, April, 10, doc 1111
Burkus, 2002, Spine, 27, 2396, 10.1097/00007632-200211010-00015
Cizek, 2000, Spine, 25, 2633, 10.1097/00007632-200010150-00015
Flynn, 1979, J Bone Joint Surg [Am], 61, 1143, 10.2106/00004623-197961080-00002
Hecht, 1999, Spine, 7, 629, 10.1097/00007632-199904010-00004
Sandhu, 1997, Spine, 22, 1171, 10.1097/00007632-199706010-00001
Schimandle, 1995, Spine, 20, 1326, 10.1097/00007632-199520120-00002
Stauffer, 1972, J Bone Joint Surg [Am], 54, 756, 10.2106/00004623-197254040-00006