1. Hypothetical emergence of poliovirus in 2020: part 1. Consequences of policy decisions to respond using nonpharmaceutical interventions
2. World Health Organization. Report from the Twentieth meeting of the global commission for certification of poliomyelitis eradication, Geneva, Switzerland, 17-18 October 2019 [cited 2019 Dec 31]. Available from: http://polioeradication.org/wp-content/uploads/2016/07/20th-meeting-of-the-Global-Commission-for-the-Certification-of-Eradication-of-Poliomyelitis-17-18-October-2019.pdf
3. World Health Organization. Wild poliovirus list: list of wild poliovirus by country and year 2022. [cited 2022 Sep 20]. Available from: https://polioeradication.org/wp-content/uploads/2022/09/weekly-polio-analyses-WPV-202200920.pdf