1. American Psychiatric Association. Diagnostic and Statistical Manuel of Mental disorder – 4th edition revised, APA, Washington, 2000.
2. American Psychiatric Association. Diagnostic and Statistical Manuel of Mental disorder – 3rd edition. APA, Washington, 1980.
3. American Psychiatric Association. Diagnostic and Statistical Manuel of Mental disorder – 4th edition. APA, Washington, 1994.
4. Post-traumatic stress disorder occuring after painful childbirth;Fones;J Nerv Ment Dis,1996
5. Post-traumatic stress disorder after childbirth;Ballard;Br J Psychiatry,1995