- Correspondence to Dr Kaori Fujishiro, Division of Surveillance, Hazard Evaluations, and Field Studies, National Institute for Occupational Safety and Health (NIOSH), Centers for Disease Control and Prevention (CDC) 1090 Tusculum Avenue, MS R-15 Cincinnati, OH 45226-1998, USA;
- Received March 31, 2016
- Revised October 5, 2016
- Accepted October 19, 2016
- First published November 4, 2016.
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