1. Jones, A, Donald, MJ, Jansen, JO. Evaluation of the provision of helicopter emergency medical services in Europe. Emerg Med J 2018; 35(12): 720–725.
Google Scholar | Medline2. Hutton, CF, Fleming, J, Youngquist, S, et al. Stroke and helicopter emergency medical service transports: an analysis of 25,332 patients. Air Med J 2015; 34(6): 348–356.
Google Scholar | Crossref | Medline3. Taylor, CB, Stevenson, M, Jan, S, et al. A systematic review of the costs and benefits of helicopter emergency medical services. Injury 2010; 41(1): 10–20.
Google Scholar | Crossref | Medline4. Greene, MJ . 2014 critical care transport workplace and salary survey. Air Med J 2014; 33(6): 257–264.
Google Scholar | Crossref | Medline5. Krüger, AJ, Skogvoll, E, Castren, M, et al. Scandinavian pre-hospital physician-manned emergency medical services – same concept across borders. Resuscitation 2010; 81(4): 427–433.
Google Scholar | Crossref | Medline6. Tase, C, Ohno, Y, Hasegawa, A, et al. Investigation of final destination hospitals for patients in helicopter emergency medical services (doctor-helicopter) in Fukushima Prefecture. J Anesth 2010; 24: 441–446
Google Scholar | Crossref | Medline7. Di Rocco, D, Pasquier, M, Albrecht, E, et al. HEMS inter-facility transfer: a case-mix analysis. BMC Emerg Med 2018; 18: 13.
Google Scholar | Crossref | Medline8. Rasmussen, K, Røislien, J, Sollid, SJM. Does medical staffing influence perceived safety? An international survey on medical crew models in helicopter emergency medical services. Air Med J 2018; 37(1): 29–36.
Google Scholar | Crossref | Medline9. Masterson, S, Deasy, C, Doyle, M, et al. What clinical crew competencies and qualifications are required for helicopter emergency medical services? A review of the literature. Scand J Trauma Resusc Emerg Med 2020; 28: 28.
Google Scholar | Crossref | Medline10. Census Statistics Department Hong Kong Special Administrative Region: 2016 Population By-census Statistics , https://www.bycensus2016.gov.hk/en/bc-dp.html (accessed 2 October 2020).
Google Scholar11. Wong, TW, Lau, CC. Profile and outcomes of patients transported to an accident and emergency department by helicopter: prospective case series. Hong Kong Med J 2000; 6(3): 249–253.
Google Scholar | Medline12. Mok, V, Leung, J, Wong, C, et al. Over-triage in CASEVAC categorisation is common in Hong Kong. Hong Kong J Emerg Med 2013; 20: 327–336.
Google Scholar | SAGE Journals | ISI13. Timmermann, A, Russo, SG, Hollmann, MW. Paramedic versus emergency physician emergency medical service: role of the anaesthesiologist and the European versus the Anglo-American concept. Curr Opin Anaesthesiol 2008; 21: 222–227.
Google Scholar | Crossref | Medline14. Government Flying Service Hong Kong Special Administrative Region . Hong Kong: The Fact. Government Flying Service, 2019, https://www.gov.hk/en/about/abouthk/factsheets/docs/flying_service.pdf (accessed 14 September 2020).
Google Scholar15. Head 28 (Civil Aviation Department) Expenditure Analysis by Head Hong Kong Special Administrative Region . Hong Kong: The 2021-22 Budget, 2021, https://www.budget.gov.hk/2021/eng/pdf/head028.pdf (accessed 29 June 2021).
Google Scholar16. Chee, P, Wong, YT. HA CASEVAC Guideline. Hong Kong, China: Hospital Authority Head Office, 2015.
Google Scholar17. Garner, A, Rashford, S, Lee, A, et al. Addition of physicians to paramedic helicopter services decreases blunt trauma mortality. Aust N Z J Surg 1999; 69: 697–701.
Google Scholar | Crossref | Medline18. Rhee, KJ, Strozeski, M, Burney, RE, et al. Is the flight physician needed for helicopter emergency medical services. Ann Emerg Med 1986; 15(2): 174–177.
Google Scholar | Crossref | Medline19. Snow, N, Hull, C, Severns, J. Physician presence on a helicopter medical service: necessary or desirable? Aviat Space Environ Med 1986; 57(12 Pt. 1): 1176–1178.
Google Scholar | Medline20. Baxt, WG, Moody, P. The impact of a physician as part of the aeromedical prehospital team in patients with blunt trauma. JAMA 1987; 257: 3246–3250.
Google Scholar | Crossref | Medline | ISI21. Jung, K, Huh, Y, Lee, JC, et al. Reduced mortality by physician-staffed HEMS dispatch for adult blunt trauma patients in Korea. J Korean Med Sci 2016(10): 1656–1661.
Google Scholar | Crossref22. Hamman, BL, Cue, JI, Miller, FB, et al. Helicopter transport of trauma victims: does a physician make a difference. J Trauma 1991; 31(4): 490–494.
Google Scholar | Crossref | Medline23. Gunnarsson, SI, Mitchell, J, Busch, MS, et al. Outcomes of physician-staffed versus non-physician-staffed helicopter transport for ST-elevation myocardial infarction. J Am Heart Assoc 2017; 6(2): e004936.
Google Scholar | Crossref | Medline24. Burney, RE, Hubert, D, Passini, L, et al. Variation in air medical outcomes by crew composition: a two-year follow-up. Ann Emerg Med 1995; 25(2): 187–192.
Google Scholar | Crossref | Medline