Reflections on dermatology and projections for the 21st Century.
Witkowski
J A
JA
Department of Dermatology, University of Pennsylvania School of Medicine, Philadelphia, Pennsylvania, USA.
Parish
L C
LC
D003880:Dermatology / Q000266:history* / Q000639:trends; D005544:Forecasting; D049673:History, 20th Century; D006801:Humans; D012871:Skin Diseases / Q000266:history* / Q000628:therapy; D014481:United States