Response to Volkow P et al. - Cross-border paid plasma donation among injection drug users in two Mexico-U.S. border cities - International Journal of Drug Policy 20 (2009) 409-412.
Penrod
Joshua
J
Plasma Protein Therapeutics Association, Global Access, Suite 100, 147 Old Solomon's Island Road, Annapolis, MD 21401, USA.
Gustafson
Mary
M
Schreiber
George
G
Bult
Jan
J
Farrugia
Albert
A
D001782:Blood Donors; D002947:Cities; D055030:Drug Users; D004467:Economics; D006291:Health Policy; D006801:Humans; D008800:Mexico; D010956:Plasmapheresis; D015819:Substance Abuse, Intravenous; D014481:United States