1. International Air Transport Association (IATA). Press release No. 59,2016
2. Introduction to air transport economics: from theory to applications;Vasigh,2016
3. United States Department of Transportation. Bureau of Transportation Statistics. Available at: https://www.bts.gov. Accessed January 1, 2020
4. Impact of cabin ozone concentrations on passenger reported symptoms in commercial aircraft;Bekö;PLoS One,2015
5. Cancer prevalence among flight attendants compared to the general population;McNeely;Environ Health,2018