Nagel, Kerstin [P:(DE-Juel1)129373] ; Lenz, Henning [P:(DE-Juel1)159493] ; Blossfeld, Stephan [P:(DE-Juel1)129286] ; Fiorani, Fabio [P:(DE-Juel1)143649] ; Schurr, Ulrich [P:(DE-Juel1)129402]