1. Mechoulam R (ed). Marijuana: chemistry, pharmacology, metabolism and clinical effects. New York: Academic Press Inc.; 1973.
2. Razdan RK. Recent advances in the chemistry of cannabinoids. In: Carruthers W, Sutherland JK, editors. Progress in organic chemistry. Vol. 8. London: Butterworths; 1973. pp. 78–101.
3. Mechoulam R, McCallum NK, Burstein S. Recent advances in the chemistry and biochemistry of cannabis. Chem Rev. 1976;76:75–112.
4. Razdan RK. Structure-activity relationships in cannabinoids. Pharmacol Rev. 1986;38:21–43.
5. Rapaka RS, Makriyannis A. A structure-activity relationships of the cannabinoids. NIDA Res Monogr. 1987;79:204–10.