TY  - RPRT
TI  - Low back pain: current physiologic concepts.
AU  - S Haldeman
PY  - 1999
DO  - 10.1016/s0733-8619(05)70111-0
UR  - https://pubmed.ncbi.nlm.nih.gov/9855668/
ID  - 9855668
ER  -