1. Center for Forensic Science Advancement and Application, RTI International, Research Triangle Park, North Carolina, USA.
2. Division of Workplace Programs, Substance Abuse and Mental Health Services Administration, Rockville, Maryland, USA.
3. Naval Health Research Center, San Diego, California, USA.
4. ElSohly Laboratories, Incorporated, Oxford, Mississippi, USA.
5. Behavioral Pharmacology Research Unit, Johns Hopkins University School of Medicine, Baltimore, Maryland, USA.