TY  - BOOK
AU  - E.U.A. Department of Health and Human Services. Public Health
TI  - Workplace use of back celts. Review and recommendations
U1  - 614.85 .E578w     
CY  - Cincinnati
KW  - Aparatos ortopédicos
KW  - Instrumentos y aparatos médicos
N1  - 031440
ER  -