Corrigendum: Continuous Decline of Toxoplasma gondii Seroprevalence in Hospital: A 1997–2014 Longitudinal Study in Paris, France - Guigue, Nicolas; Léon, Lucie; Hamane, Samia; Gits-Muselli, Maud; Le Strat, Yann; Alanio, Alexandre; Bretagne, Stéphane (Frontiers in Microbiology, 2018)