TY  - GEN
AU  - Ring Leonard
TI  - Backs :  : a common sense approach to back injury prevention 
SN  - 0473018322
AV  - WO 700 
PY  - 1993///.
CY  - Auckland : 
PB  - UNIPRINT, 
KW  - Back
KW  - Wounds and injuries
KW  - Prevention
ER  -