[1] Duke Univ, Med Ctr, Div Infect Dis, Dept Internal Med, Durham, NC 27710 USA
[2] Duke Univ, Med Ctr, Div Plast Maxillofacial & Oral Surg, Dept Surg, Durham, NC USA
[3] Duke Univ, Med Ctr, Div Plast Maxillofacial & Oral Surg, Dept Orthopaed Surg, Durham, NC USA
[4] Johns Hopkins Univ, Div Infect Dis, Dept Internal Med, Baltimore, MD USA