دفاع از تز دکتری با عنوان Phenotypic and Molecular Investigation of Antibiotic Resistance, Persistence, Heteroresistance, and Biofilm Formation in Ventilator-Associated Respiratory Infections Caused by Klebsiella pneumoniae and Acinetobacter baumannii Isolates from Patients Hospitalized in Intensive Care Units of Hospitals in Ilam City, Iran.