Cannabinoids, anxiety and depression. Series : "Recent Progress in Medicinal Plants". Title of Vol. : Natural Products II. Vol. No : 18. Publisher : STUDIUM PRESS, LLC, USA. Year of Publication : 2007. Editor : J. N. Govil, V. K. Singh & N. T. Siddqui. ISBN:0- 9336990- 8- 6; SERIES ISBN: 0-9656038-5-7 . Chapter 10. Page No : 227-249