Table 2.

Sources to support significant history of use

Source	Weblink or Reference
WHO Monographs on Selected Medicinal Plants14	http://apps.who.int/medicinedocs/en/d/Js2200e/
German Commission E Monographs15	Translated from German and available online by the American Botanical Council, http://cms.herbalgram.org/commissione/intro/comm_e_int.html
European Medicines Agency Committee on Herbal Medicines16	http://www.ema.europa.eu/ema/index.jsp?curl=pages/medicines/landing/herbal_search.jsp&mid=WC0b01ac058001fa1d
European Scientific Cooperative on Phytotherapy17	http://escop.com/
Natural Standard Monographs18	https://naturalmedicines.therapeuticresearch.com/ J Med Libr Assoc 93, 4, (2005)