== References ==
* ''Tisserand R, Blacs T.. May Chang. The International Journal of Aromatherapy 1992; 4 (3) 25-27.''
* ''Julia Lawless, The Illustrated Encyclopedia of Essential Oils (Rockport, MA: Element Books, 1995), 56-64.]]''* ''Robert Tisserand and Rodney Young, Essential Oil Safety (Second Edition. United Kingdom: Churchill Livingstone Elsevier, 2014), 349-350.''[[Category:Treatments.'']]
[[Category:Aromatherapy]]
[[Category:Essential oil]]