Author
United States. Drug Enforcement Administration. Philadelphia Division,
2
Hedegaard, Holly,
1
Miniño, Arialdi M.,
1
National Center for Health Statistics (U.S.),
1
National Center for Injury Prevention and Control (U.S.),
1
United States. Drug Enforcement Administration. Los Angeles Division,
1
University of Pittsburgh,
1
Warner, Margaret, 1965-
1