1. Department for Gynecology and Obstetrics; Inselspital; University Hospital of Bern and University of Bern; Bern Switzerland
2. Department for Endocrinology and Diabetes; Inselspital; University Hospital of Bern and University of Bern; Bern Switzerland
3. Center of Laboratory Medicine; University Institute of Clinical Chemistry; Inselspital; University Hospital of Bern and University of Bern; Bern Switzerland