NATURAL STANDARD REVIEW Catherine Ulbricht, PharmD, MBA(C), Column Editor Butterbur: An Evidence-Based Systematic Review by the Natural Standard Research Collaboration Mary Giles, PharmD Catherine Ulbricht, PharmD Karta Purkh Singh Khalsa, CDN, RH Catherine DeFranco Kirkwood, MPH, CCCJS-MAC Christine Park, PharmD Ethan Basch, MD for the Natural Standard Reseach Collaboration Mary Giles is affiliated with the University of Rhode Island. Catherine Ulbricht is affiliated with the Massachusetts General Hospital. Karta Purkh Singh Khalsa is affiliated with Bastyr University. Catherine DeFranco Kirkwood is affiliated with the MD Anderson Cancer Center. Christine Park is affiliated with Northeastern University. Ethan Basch is affiliated with the Memorial Sloan-Kettering Cancer Center. Natural Standard (www.naturalstandard.com) Copyright ©2005. Reprinted with permission. Journal of Herbal Pharmacotherapy, Vol. 5(3) 2005 Available online at http://www.haworthpress.com/web/JHP Digital Object Identifier: 10.1300/J157v05n03_12 119 J Herb Pharmacother Downloaded from informahealthcare.com by University of North Carolina on 06/20/14 For personal use only.