David Michaels, PhD, MPH
David Michaels, PhD, MPH
![142nd APHA Annual Meeting and Exposition (November 15 - November 19, 2014): http://www.apha.org/events-and-meetings/annual](images/banner.jpg)
Assistant Secretary
OSHA
Washington,
DC
USA
michaels.david@dol.gov
Assistant Secretary
OSHA
Washington,
DC
USA
michaels.david@dol.gov