[1] Georg August Univ Gottingen, Dept Business Adm, Chair Prod & Logist Management, Pl Gottinger Sieben 3, D-37073 Gottingen, Germany
[2] FOM Univ Appl Sci Essen, Leimkugelstr 6, D-45141 Essen, Germany
[3] Fraunhofer Inst Mat Flow & Logist IML Dortmund, JV Fraunhofer Str 2-4, D-44227 Dortmund, Germany
[4] Univ Modena & Reggio Emilia, Interdept Ctr Stem Cells & Regenerat Med CIDSTEM, Dept Life Sci, Via Gottardi 100, I-41125 Modena, Italy