1. European Commission. Eurostat. Surgical operations and procedures performed in hospitals by ICD-9-CM. Available at: https://appsso.eurostat.ec.europa.eu/nui/show.do?dataset=hlth_co_proc2&lang=en. Accessed on 18 December 2018
2. Steiner CA, Karaca Z, Moore BJ, Imshaug MC, Pickens G. (2017) Surgeries in hospital-based ambulatory surgery and hospital inpatient settings, 2014. HCUP Statistical Brief #223. Agency for Healthcare Research and Quality, Rockville, MD. Available at: www.hcupus.ahrq.gov/reports/statbriefs/sb223-Ambulatory-Inpatient-Surgeries-2014.pdf. Accessed on 18 December 2018
3. AIHW National Hospital Morbidity Database. Procedures and healthcare interventions (ACHI 10th edition), Australia, 2017–18. Procedures and healthcare interventions (ACHI 10th edition), Australia, 2017–18 (2018). Available at: https://www.aihw.gov.au/reports/hospitals/procedures-data-cubes/contents/data-cubes. Accessed: 7 July 2019
4. Scott IA (2010) Public hospital bed crisis: too few or too misused? Aust Health Rev 34:317–324
5. Ubbink DT, Tump E, Koenders JA et al (2014) Which reasons do doctors, nurses, and patients have for hospital discharge? A mixed-methods study PLoS One 9(3):e91333