Annotate Capítulo completo Figuras Cuadros Videos Recursos adicionales + Descargar Sección PDF ++ JONATHAN KANTOR, MD, MSCE, MA ++ Department of Dermatology ++ Center for Global Health ++ Center for Clinical Epidemiology and Biostatistics ++ University of Pennsylvania Perelman School of Medicine ++ Philadelphia, Pennsylvania ++ Florida Center for Dermatology, PA ++ St Augustine, Florida