Wolfe, Frances, article on clinical depression, page XX

- Answers to Your Questions about Clinical Depression, National Mental Health Association, Alexandria, VA.

- Dealing with Depression: Taking Steps in the Right Direction, by John H. Greist, MD and James W. Jefferson, MD. An educational program sponsored by Roerig Pfizer Pratt Pharmaceuticals. Jan 1992.

- Depression: What You Need to Know, National Institute of Mental Health, Rockville, MD.

- Helpful Facts about Depressive Illnesses, National Institutes of Health, National Institutes of Mental Health, 1994.