TY - BOOK AU - Ashwani Singh AU - Dr. Anil Dhal Gu. AU - Dr. Sumit Sural Gu. AU - Dr. Veena Chowdhury Gu. AU - University of Delhi. Faculty of Medical Sciences. Department of Orthopaedics ED - University of Delhi. Faculty of Medical Sciences. Department of Orthopaedics TI - Evaluation of extended fenestration surgery in degenerative lumbar canal stenosis PY - 2009/// KW - ORTHOPEDICS ER -