Outbreak of invasive pneumococcal disease among shipyard workers, Turku, Finland, May to November 2019. - Linkevicius M; Cristea V; Siira L; Mäkelä H; Toropainen M; Pitkäpaasi M; Dub T; Nohynek H; Puumalainen T; Rintala E; Laaksonen ME; Feuth T; et al. (Euro surveillance : bulletin Europeen sur les maladies transmissibles = European communicable disease bulletin, 2019)