Jureen, RTop, JMohn, SCHarthug, SLangeland, NWillems, RJL2025-03-182025-03-18200312791845https://rivm.openrepository.com/handle/10029/639985Molecular characterization of ampicillin-resistant Enterococcus faecium isolates from hospitalized patients in NorwayArticleJ Clin Microbiol 2003; 41:2330-62025-03-18