Ceftazidime/Avibactam in Ventilator-Associated Pneumonia Due to Difficult-to-Treat Non-Fermenter Gram-Negative Bacteria in COVID-19 Patients: A Case Series and Review of the Literature. - Burastero GJ; Orlando G; Santoro A; Menozzi M; Franceschini E; Bedini A; Cervo A; Faltoni M; Bacca E; Biagioni E; Coloretti I; Melegari G; et al. (Antibiotics (Basel, Switzerland), 2022)