1. Pharmaceutical Care Division, King Faisal Specialist Hospital and Research Center, Riyadh, Saudi Arabia
2. Alfaisal University, Riyadh, Saudi Arabia
3. Department of Surgery, King Faisal Specialist Hospital and Research Centre, Riyadh, Saudi Arabia
4. Department of Biostatistics, Epidemiology and Scientific Computing, King Faisal Specialist Hospital and Research Centre, Riyadh, Saudi Arabia
5. Pharmacy Services, King Faisal Specialist Hospital and Research Centre, Jeddah, Saudi Arabia