1. Group of Skeletal, Mineral and Gonadal Endocrinology Department of Growth and Reproduction RigshospitaletUniversity of Copenhagen Copenhagen Denmark
2. Division of Bone and Mineral Research Harvard School of Dental MedicineHarvard Medical School Boston MA USA
3. Department of Growth and Reproduction International Center for Research and Research Training in Endocrine Disruption of Male Reproduction and Child HealthRigshospitaletUniversity of Copenhagen Copenhagen Denmark