1. Research Service (151); Veterans Administration Hospital; 1030 Jefferson Avenue Memphis Tennessee 38104
2. Division of Dermatology, Department of Medicine; The University of Tennessee Center for the Health Sciences; Memphis Tennessee 38163 U.S.A.
3. Department of Dermatology; Kitasato University School of Medicine; Sagamihara-Shi Japan 228
4. Dermatology Section; Veterans Administration Center; 4100 West Third Street Dayton Ohio 45428
5. Group in Dermatology; Wright State University School of Medicine; Dayton Ohio 45431 U.S.A.