1. Danish Ramazzini Centre, Department of Occupational Medicine, Aarhus University Hospital, Aarhus, Denmark
2. Perinatal Epidemiology Research Unit, Department of Pediatrics, Aarhus University Hospital, Skejby, Denmark
3. Section of Neonatal Screening and Hormones, Department of Clinical Biochemistry and Immunology, Statens Serum Institut, Copenhagen, Denmark
4. Department of Occupational and Environmental Medicine, Bispebjerg Hospital, University of Copenhagen, Copenhagen, Denmark
5. Department of Reproductive Endocrinology, and
6. Department of Reproductive Cell Biology, Leibniz Institute for Farm Animal Biology, Dummerstorf, Germany
7. Division of Occupational and Environmental Medicine, Department of Laboratory Medicine, Lund University, Lund, Sweden