Two concurrent outbreaks of hepatitis A highlight the risk of infection for non-immune travellers to Morocco, January to June 2018 Gassowski, Martyna and Michaelis, Kai and Wenzel, Jürgen J. and Faber, Mirko and Figoni, Julie and Mouna, Lina and Friesema, Ingrid HM and Vennema, Harry and Avellon, Ana and Varela, Carmen and Sundqvist, Lena and Lundberg Ederth, Josefine and Plunkett, James and Balogun, Koye and Ngui, Siew Lin and Midgley, Sofie Elisabeth and Gillesberg Lassen, Sofie and Müller, Luise, Eurosurveillance, 23, 1800329 (2018), https://doi.org/10.2807/1560-7917.ES.2018.23.27.1800329