1. Institute of Biomedicine and Translational Medicine; University of Tartu; Tartu Estonia
2. Human Molecular Genetics Research Group; Institute of Molecular and Cell Biology; University of Tartu; Tartu Estonia
3. Andrology Unit; Tartu University Hospital; Tartu Estonia
4. Department of Genetics; United Laboratories; Tartu University Hospital; Tartu Estonia
5. Medical Academy; Institute of Endocrinology; Lithuanian University of Health Sciences; Kaunas Lithuania
6. Latvian Biomedicine Research and Study center; Rīga Latvia