Syphilis reinfections pose problems for syphilis diagnosis in Antwerp, Belgium – 1992 to 2012 Kenyon, C and Lynen, L and Florence, E and Caluwaerts, S and Vandenbruaene, M and Apers, L and Soentjens, P and Van Esbroeck, M and Bottieau, E, Eurosurveillance, 19, 20958 (2014), https://doi.org/10.2807/1560-7917.ES2014.19.45.20958