1. Division of Hospital Internal Medicine, Mayo Clinic Health Systems, Eau Claire, Wisconsin, 2321 Stout Road, Menomonie, Wisconsin 54751, USA
2. Division of Plastic Surgery, Mayo Clinic, Jacksonville, Florida, 4500 San Pablo Road, Jacksonville, Florida 32224, USA
3. Division of Hospital Internal Medicine, Mayo Clinic, Jacksonville, Florida, 4500 San Pablo Road, Jacksonville, Florida 32224, USA