Global Dermatology
Research Article
Francisco Kerdel-Vegas1*, María Isabel Plaza2, Pedro Ignacio Carvallo3 and Leonardo Lustgarten4
1 National Academy of Medicine, Caracas, Venezuela
2 Instituto Dermatologico, Centro Profesional Sta. Paula, Caracas, Venezuela
3 Head of the Bone Tumors Service, Oncology Services Hospital, Venezuelan Social Security Institute, Caracas, Venezuela
4 Department of Neurosurgery Hospital Clinicas Caracas, Caracas, Venezuela