RT Journal Article SR Electronic(1) A1 Thole, Sebastian A1 Kalhoefer, Daniela A1 an der Heiden, Maria A1 Nordmann, Doris A1 Daniels-Haardt, Inka A1 Jurke, Annette YR 2019 T1 Contact tracing following measles exposure on three international flights, Germany, 2017 JF Eurosurveillance VO 24 IS 19 SP 1800500 OP DO https://doi.org/10.2807/1560-7917.ES.2019.24.19.1800500 UL https://www.eurosurveillance.org/content/10.2807/1560-7917.ES.2019.24.19.1800500