Henderson GL (March 1988). "Designer drugs: past history and future prospects". Journal of Forensic Sciences. 33 (2): 569–75. doi:10.1520/JFS11976J. PMID3286815.
Mounteney J, Giraudon I, Denissov G, Griffiths P (July 2015). "Fentanyls: Are we missing the signs? Highly potent and on the rise in Europe". The International Journal on Drug Policy. 26 (7): 626–31. doi:10.1016/j.drugpo.2015.04.003. PMID25976511.
nih.gov
pubmed.ncbi.nlm.nih.gov
Henderson GL (March 1988). "Designer drugs: past history and future prospects". Journal of Forensic Sciences. 33 (2): 569–75. doi:10.1520/JFS11976J. PMID3286815.
Mounteney J, Giraudon I, Denissov G, Griffiths P (July 2015). "Fentanyls: Are we missing the signs? Highly potent and on the rise in Europe". The International Journal on Drug Policy. 26 (7): 626–31. doi:10.1016/j.drugpo.2015.04.003. PMID25976511.