"The thesis that DID is merely a North American phenomenon has been refuted in the past decade by research reports based on standardized assessment from diverse countries, such as from The Netherlands,..."
- Paul F. Dell
"My own studies on the natural history of DID indicate only 20% of DID patients have an overt DID adaption on a chronic basis, and 14% of them deliberately disguise their manifestations of DID. Only 6%..."