1. Organization WH. Rolling updates on coronavirus disease (COVID-19) [Internet] Geneva, Switzerland2020 [updated Updated 31 July 2020Accessed 08-09-2020]. Available from: https://www.who.int/emergencies/diseases/novel-coronavirus-2019/events-as-they-happen.
2. Hammoud H, Bendari A, Bendari T, Bougmiza I. Histopathological Findings in COVID-19 Cases: A Systematic Review. (2168-8184 (Print)).
3. World Health Organization. Draft landscape of COVID-19 candidate vaccines [Internet] Geneva2020 [updated 28 August 2020 September 1st 2020]. Available from: https://www.who.int/publications/m/item/draft-landscape-of-covid-19-candidate-vaccines.
4. World H, Organization. Report of the SAGE Working Group on Vaccine Hesitancy: WHO; 2014 [6-5-2019]. Available from: https://www.who.int/immunization/sage/meetings/2014/october/SAGE_working_group_revised_report_vaccine_hesitancy.pdf?ua=1.
5. Vaccine hesitancy: Definition, scope and determinants;MacDonald;Vaccine,2015