1. The mystery of addiction
Prof David F Musto, MD 
The Lancet 
Volume 354, (December 1999)
DOI: /S (99)
Copyright © 1999 Elsevier Ltd Terms and Conditions

2. The Lancet 1999 354, DOI: (10.1016/S0140-6736(99)90344-6)
Copyright © 1999 Elsevier Ltd Terms and Conditions

3. 16th century distillation apparatus
Image from R J Forbes, A Short History of Distillation, Original image is from the work of Hieronymus Brunschwygk.
The Lancet  , DOI: ( /S (99) )
Copyright © 1999 Elsevier Ltd Terms and Conditions