1. King George V Memorial Hospital Camperdown NSW 2050
2. Obstetrician and Gynaecologist
3. Molecular Biology Laboratory Clinical Immunology Research Centre, The University of Sydney NSW 2006
4. Cytogenetics Unit Oliver Latham Laboratory P.O. Box 53 North Ryde NSW 2113
5. Obstetrics and Gynaecology
6. Department of Obstetrics and Gynaecology