| Affiliation: | (1) Department of Internal Medicine and Research Service, Veterans Administration Medical Center, Iowa City, IA 52246, USA;(2) Free Radical and Radiation Biology Program, Department of Radiation Oncology, Roy G. and Lucille A. Carver College of Medicine, University of Iowa, Iowa City, IA 52242, USA;(3) Department of Internal Medicine, Roy G. and Lucille A. Carver College of Medicine, University of Iowa, Iowa City, IA 52242, USA;(4) Department of Internal Medicine, University of Cincinnati College of Medicine and Veterans Administration Medical Center, Cincinnati, OH 45267, USA;(5) Department of Internal Medicine, University of Iowa Hospitals and Clinics, 200 Hawkins Drive, 4553 JCP, Iowa City, IA 52242, USA |
