1. National Institutes of Health, Bethesda, Maryland (Ms Feigenbaum, Ms Brooks, Ms Cochran)
2. NIH Clinical Research Center, Bethesda, Maryland (Ms Chamberlain)
3. nurse consultant, Bethesda, Maryland (Ms Adams-McLean)
4. Diabetes Branch staff clinician, Bethesda, Maryland (Dr Malek)
5. University of Massachusetts Medical School, Worcester, Massachusetts (Dr Harlan)