Absence of Crimean-Congo haemorrhagic fever virus in the tick Hyalomma aegyptium parasitizing the spur-thighed tortoise (Testudo graeca) in TunisiaWasfi Fares, Khalil Dachraoui, Chawki Najjar, Hend Younsi, Stephen Findlay-Wilson, Marie Petretto, Stuart Dowall, Roger Hewson and Elyes ZhiouaParasite, 26 (2019) 35DOI: https://doi.org/10.1051/parasite/2019036