1. Department of Nursing, Recanati School for Community Health ProfessionsBen-Gurion University of the Negev, Beer-Sheva, Israel
2. Quality Unit, Soroka University Medical Center, Beer-Sheva, Israel
3. Infection Control and Hospital Epidemiology Unit, Soroka University Medical Center, Beer-Sheva, Israel
4. Orthopaedic Department, Assuta-Ashdod Medical Center, Ashdod, Israel
5. Obstetrics and Gynaecology, Soroka University Medical Center, Beer-Sheva, Israel
6. Department of Epidemiology and Preventive Medicine, School of Public Health, Sackler Faculty of Medicine, Tel Aviv, Israel