Psoralen and Ultraviolet A Light Therapy for Psoriasis

From the Department of Dermatology, Harvard Medical School, and Beth Israel Deaconess Medical Center - both in Boston. Address reprint requests to Dr. Stern at the Department of Dermatology, Harvard Medical School, Beth Israel Deaconess Medical Center, 330 Brookline Ave., Boston, MA 02215, or at [email protected].