The burden of legionnaires? disease in Belgium, 2013 to 2017, Fastl, Christina, Devleesschauwer Brecht, Van Cauteren Dieter, Lajot Adrien, Leroy Mathias, Laisnez Valeska, Schirvel Carole, Mahieu Romain, Piérard Denis, Michel Charlotte, et al. , Archives of Public Health, Jan-12-2020, Volume 78, Issue 1, (2020)