The rise of ampicillin-resistant Enterococcus faecium high-risk clones as a frequent intestinal colonizer in oncohaematological neutropenic patients on levofloxacin prophylaxis: a risk for bacteraemia?Ana María Sánchez‐Díaz, Patricia Ruíz-Garbajosa, Sara Lozano et al.|Clinical Microbiology and Infection|2015Cited by 13