1. Diabetes mellitus and depression: issues in theory and treatment;Goodnick;Psychiatr Annals,1997
2. Glycosylated hemoglobin and diabetes—self-monitoring (compliance) in depressed and non-depressed type I diabetic patients;Sachs;Psychother Psychosom Med Psychol,1991
3. Depression and risk for onset of type II diabetes: a prospective population-based study;Eaton;Diabetes Care,1996
4. Measuring functioning, well-being, and other generic health concepts;Ware,1999
5. Measurements in clinical trials: choosing the appropriate approach;Guyatt,1990