Rift Valley fever in kidney transplant recipient returning from Mali with viral RNA detected in semen up to four months from symptom onset, France, autumn 2015 Haneche, Fatiha and Leparc-Goffart, Isabelle and Simon, Fabrice and Hentzien, Maxime and Martinez-Pourcher, Valérie and Caumes, Eric and Maquart, Marianne, Eurosurveillance, 21, 30222 (2016), https://doi.org/10.2807/1560-7917.ES.2016.21.18.30222