1. University of Auckland; Obstetrics and Gynaecology; FMHS Park Road Grafton Auckland New Zealand 1003
2. Rosie Maternity Hospital; Department of Obstetrics and Gynaecology; Robinson Way Cambridge UK CB2 2SW
3. The Queen Elizabeth Hospital; Department of Obstetrics & Gynaecology; 28 Woodville Road Woodville Adelaide Australia 5011
4. Level 1, 15 Shea Terrace; Waitemata District Health Board; Private Bag 93-503 Takapuna Auckland New Zealand 1003