1. Department of Pathology and Genetics; Sahlgrenska Academy; University of Gothenburg; Gothenburg Sweden
2. Department of Transplantation; Sahlgrenska Academy; University of Gothenburg; Gothenburg Sweden
3. Department of Obstetrics & Gynaecology; Sahlgrenska Academy; University of Gothenburg; Gothenburg Sweden
4. Stockholm IVF; Gothenburg Sweden