1. World Health Organization. WHO patient safety curriculum guide for medical schools. http://www.who.int/patientsafety/education/curriculum_guide_medical_schools/en/. Accessed July 20, 2018
2. World Health Organization.WHO multi-professional patient safety curriculum guide. http://www.who.int/patientsafety/education/mp_curriculum_guide/en/. Accessed June 26, 2018
3. Agency for Healthcare Research and Quality. Canadian patient safety dictionary. https://psnet.ahrq.gov/resources/resource/1436/canadian-patient-safety-dictionary. Accessed June 26, 2018
4. National Patient Safety Agency. Learning from patient safety incidents. http://www.npsa.nhs.uk/. Accessed June 26, 2018
5. Adverse medical events in the NICU: epidemiology and prevention;Morris;NeoReviews,2008