https://theconversation.com/in-2010-a-virus-similar-to-sars-cov-2-was-already-present-in-cambodia-154491
https://www.cps.org.uk/files/reports/original/201001000814-CPSUPWARDLYMOBILE2.pdf
https://www.socialeurope.eu/2017/06/understanding-digital-revolution-means/