1. Bristol-Myers Squibb, Wallingford, CT; at the time of this study, she was a graduate student at the Massachusetts College of Pharmacy and Health Sciences, Boston
2. Neonatal Intensive Care Unit
3. Sterile Product Compounding Unit, Pharmacy Department, B. I. Deaconess Medical Center, Boston
4. Nutrition/Infection Laboratory, Department of Medicine, and Professor of Medicine
5. Nutrition/Infection Laboratory, Department of Medicine, and Assistant Professor of Medicine, Harvard Medical School, Boston