TY  - RPRT
TI  - Do exercise balls provide a training advantage for trunk extensor exercises? A biomechanical evaluation.
AU  - Janessa D M Drake
AU  - Steve L Fischer
AU  - Stephen H M Brown
AU  - Jack P Callaghan
PY  - 2006
DO  - 10.1016/j.jmpt.2006.04.011
UR  - https://pubmed.ncbi.nlm.nih.gov/16762662/
ID  - 16762662
ER  -