TY  - JOUR
PY  - 1971//
TI  - The bi-level accident data system
JO  - Occupational health nursing
SP  - 16
EP  - 17
VL  - 19
IS  - 10
N2  - <p>[Abstract unavailable]</p> <p>Language: en</p> 
LA  - en
SN  - 0029-7933
UR  - http://dx.doi.org/
ID  - ref1
ER  -