Crystal L. Barksdale, PhD
![142nd APHA Annual Meeting and Exposition (November 15 - November 19, 2014): http://www.apha.org/events-and-meetings/annual](images/banner.jpg)
Senior Research Analyst
SRA International, Inc.
Rockville,
MD
USA
Crystal_Barksdale@sra.com
Senior Research Analyst
SRA International, Inc.
Rockville,
MD
USA
Crystal_Barksdale@sra.com