TY - BOOK T1 - Instructional course lectures. A2 - An, Howard S. LA - English PP - Rosemont, IL PB - American Academy of Orthopaedic Surgeons YR - 2003 UL - http://discoverylib.upm.edu.my/discovery/Record/239812 OP - 332 SN - 0892033126 (hbk) SN - 9780892033126 (hbk) KW - Spinal diseases. KW - Spinal Injuries. KW - Spine : Abnormalities. ER -