“Legionella Contamination in Hot Water Systems of Hospitals, Nursing Homes, Hotels, Factories and Spas in Tuscany-Italy”. Italian Journal of Public Health 8, no. 1 (March 31, 2011). Accessed July 27, 2026. https://test-ojs-unimi-it.archicoop.it/index.php/ijphjournal/article/view/22807.