Ongoing measles outbreak, Geneva, Switzerland, January to March 2011 Delaporte, E and Richard, J L and Wyler Lazarevic, C A and Lacour, O and Girard, M and Ginet, C and Iten, A and Sudre, P, Eurosurveillance, 16, 19815 (2011), https://doi.org/10.2807/ese.16.10.19815-en