Photocatalytic techniques to prevent and combat healthcare associated infections Răzvan Bucureşteanu, Roxana Apetrei, Monica Ioniţă, Ludmila-Otilia Cinteză, Lia-Mara Diţu and Mihai Husch E3S Web Conf., 111 (2019) 04046 Published online: 13 August 2019 DOI: 10.1051/e3sconf/201911104046