“…Sun et al [51] collected more than 110 papers on aviation and COVID-19 published in 2020, analyzing global air transport system, impacts on passenger- centric flight experience and long-term impacts on aviation. Bidaisee [6] discussed impacts of the pandemic on aviation and various challenges, e.g., airlines, cargo transportation, aircraft and pilots. Khatib et al [28] reviewed literature on air travel safety during the pandemic, with recurring themes including the role of passenger travel in geographic spread of COVID-19, in-flight transmission risk, effectiveness of travel controls and flight-related prevention, and challenges of vaccine passports.…”