1. Department of Neonatology and Pediatric Intensive Care, University Medicine Greifswald, 17475 Greifswald, Germany
2. Institute for Community Medicine, Division SHIP—Clinical Epidemiological Research, University Medicine Greifswald, 17475 Greifswald, Germany
3. Institute for Clinical Chemistry and Laboratory Medicine, University Medicine Greifswald, 17475 Greifswald, Germany
4. German Centre for Cardiovascular Research (DZHK), Partner Site Greifswald, 17475 Greifswald, Germany
5. Department of Gynecology and Obstetrics, University Medicine Greifswald, 17475 Greifswald, Germany
6. German Centre for Child and Adolescent Health (DZKL), Partner Site Greifswald/Rostock, 17475 Greifswald, Germany