1. School of Health and Science, University of Western Sydney; Center for Complementary Medicine Research; Building 24, Campbelltown Campus, Locked Bag 1797 Penrith South DC Sydney New South Wales Australia 2751
2. University of New South Wales; South Western Sydney Clinical School, Faculty of Medicine; PO BOX 3256 Blakehurst New South Wales Australia 2221
3. University of Auckland; Obstetrics and Gynaecology; FMHS Park Road Grafton Auckland New Zealand 1003