A cross-sectional study of hearing thresholds among 4627 Norwegian train and track maintenance workers

Lie , Arve; Skogstad, Marit; Johnsen, Torstein Seip; Engdahl, Bo Lars; Tambs, Kristian
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http://hdl.handle.net/11250/273894
Date
2014
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BMJ Open 2014, 4(10)   10.1136/bmjopen-2014-005529