From the *Department of Dermatology, Penn State Hershey Medical Center, Hershey, PA;
†National Center for Natural Products Research and Department of Pharmaceutics and Drug Delivery, University of Mississippi;
‡ElSohly Laboratories, Incorporated, Oxford, MS;
§Department of Dermatology, University of Pittsburgh, PA;
∥Hapten Sciences, Memphis, TN; and
¶Contact Dermatitis Institute, Phoenix, AZ.
Address reprint requests to: Yesul Kim, MD, 500 University Dr, PO Box 850, Hershey, PA 17033. E-mail: [email protected].
J.G.M. is a consultant to Hapten Sciences, Inc.