1. Perceived physical and emotional traumas precipitating events in fibromyalgia;Aaron;Arthritis and Rheumatism,1997
2. Standards for Educational and Psychological Testing,1999
3. Diagnostic and Statistical Manual of Mental Disorders,1994
4. Diagnostic and Statistical Manual of Mental Disorders: Text Revision,2000
5. Ethical principles of psychologists and code of conduct;American Psychologist,2002