2
Center for Endocrine and Metabolic Disorders, Reproductive and Prenatal Medicine,
Endokrinologikum Hamburg Betriebsgesellschaft mbH, Hamburg, Germany
Jan Ulrich‡
2
Center for Endocrine and Metabolic Disorders, Reproductive and Prenatal Medicine,
Endokrinologikum Hamburg Betriebsgesellschaft mbH, Hamburg, Germany
3
Innere Medizin, Gastroenterologie und Diabetologie, Asklepios Klinik Sankt Georg,
Hamburg, Germany
Christoph Keck
2
Center for Endocrine and Metabolic Disorders, Reproductive and Prenatal Medicine,
Endokrinologikum Hamburg Betriebsgesellschaft mbH, Hamburg, Germany
2
Center for Endocrine and Metabolic Disorders, Reproductive and Prenatal Medicine,
Endokrinologikum Hamburg Betriebsgesellschaft mbH, Hamburg, Germany