1. Department of Orthopaedic SurgeryJohns Hopkins University School of MedicineBaltimore Maryland 21287
2. Department of DermatologyJohns Hopkins University School of MedicineBaltimore Maryland 21231
3. Department of Medicine, Division of Infectious DiseasesJohns Hopkins University School of MedicineBaltimore Maryland 21287
4. Department of Materials Science and EngineeringJohns Hopkins UniversityBaltimore Maryland 21218