TY  - GEN
AU  - Ehrlich,George E
TI  - Back pain
SN  - 0380-0903
PY  - 2004///0204
KW  - Back Pain
KW  - epidemiology
KW  - Chronic Disease
KW  - Diagnosis, Differential
KW  - Disability Evaluation
KW  - Fibromyalgia
KW  - diagnosis
KW  - Humans
KW  - Risk Factors
KW  - Spine
KW  - pathology
KW  - Treatment Failure
N1  - Publication Type: Journal Article; Review
ER  -