Publication of the Medical Rehabilitation is under the auspices of the Committee on Rehabilitation, Physical Education and Social Integration of the Polish Academy of Science
Medical Rehabilitation - quarterly journal
Volume 3 year 1999, Issue number 1
Classification and low back pain: a review of the literature and critical analysis of selected systems
Authors: Daniel L. Riddle
Medical Rehabilitation 1999; 3(1): 92-113
reprinted from Physical Therapy, 1998, 78 (7), 708-737