1. Indiana University School of Medicine, Richard L. Roudebush VA Medical Center, and Regenstrief Institute, Indianapolis, Indiana (T.F.I.)
2. Regenstrief Institute, Indianapolis, Indiana (R.N.G.)
3. Indiana University School of Medicine, Indianapolis, Indiana (T.E.S., P.O.M.)
4. Ruth Lilly Medical Library, Indianapolis, Indiana (T.W.E.)