Ethnobotany as a pharmacological research tool and recent developments in CNS-active natural products from ethnobotanical sources.
Pharmacol Ther. 2009 Aug;123(2):239-54. doi: 10.1016/j.pharmthera.2009.04.002. Epub 2009 May 5. Pharmacol Ther. 2009. PMID: 19422851 Free PMC article. Review.