1. Al-Masarra Hospital, Ministry of Health, Muscat, Oman
2. College of Nursing, Sultan Qaboos University, Muscat, Oman
3. Deanship of Research, University of Nizwa, Nizwa, Oman
4. Intensive Care Unit, Sultan Qaboos University Hospital, Muscat, Oman
5. College of Pharmacy and Nursing, University of Nizwa, Nizwa, Oman