TY  - RPRT
TI  - Lumbar instability: a dynamic approach by traction-compression radiography.
AU  - O Friberg
PY  - 1987
DO  - 10.1097/00007632-198703000-00007
UR  - https://pubmed.ncbi.nlm.nih.gov/2954216/
ID  - 2954216
ER  -