1. Laboratory of Cytogenetics and Genome Research, Center of Human Genetics, KU Leuven, Leuven 3000, Belgium
2. Institute of Bio- and Translational Medicine, University of Tartu, Tartu 50411, Estonia
3. Competence Centre on Health Technologies, Tartu 50410, Estonia
4. Department of Biotechnology, Institute of Molecular and Cell Biology, University of Tartu, Tartu 51010, Estonia
5. Department of Obstetrics, Reproduction and Herd Health, Ghent University, Merelbeke 9820, Belgium
6. Laboratory of Reproductive Genomics, Center of Human Genetics, KU Leuven, Leuven 3000, Belgium
7. Institute of Animal Breeding and Genetics, University of Veterinary Medicine Vienna, Vienna 1210, Austria
8. Department of Obstetrics and Gynaecology, Institute of Clinical Medicine, University of Tartu, Tartu 51014, Estonia
9. Department of Obstetrics and Gynaecology, University of Helsinki and Helsinki University Hospital, Helsinki 00029, Finland
10. Department of Obstetrics and Gynaecology, Leuven University Fertility Centre, University Hospital Leuven, Leuven 3000, Belgium
11. Sanger-EBI Single Cell Genomics Centre, Wellcome Trust Sanger Institute, Hinxton, Cambridge CB10 1SA, UK