Citation

Freund E, Seligman PJ, Chorba TL, Safford SK, Drachman JG, Hull HF. MMWR Recomm. Rep. 1990; 39(RR-9): 19-28.

Affiliation

Division of Surveillance, National Institute for Occupational Safety and Health, Centers for Disease Control, Cincinnati, OH 45226.

Copyright

(Copyright © 1990, (in public domain), Publisher U.S. Centers for Disease Control and Prevention)

DOI

unavailable

PMID

2113987

Abstract

[Abstract unavailable]

Language: en