1. World Health Organization. SP6 Sustainable Financing For Immunization. IA2023; 2020. Accessed: September 1, 2023. https://www.immunizationagenda2030.org/strategic-priorities/supply-sustainability
2. Challenges in international health financing and implications for the new pandemic fund
3. Impact of the SARS-CoV-2 pandemic on routine immunisation services: evidence of disruption and recovery from 170 countries and territories
4. World Health Organization. Immunization Agenda 2030: A Global Strategy to Leave No One Behind. WHO; 2020. Accessed September 1, 2023 https://www.who.int/teams/immunization-vaccines-and-biologicals/strategies/ia2030
5. World Health Organization. Immunization Agenda 2030. WHO; 2022. Accessed September 1, 2023. https://www.who.int/docs/default-source/immunization/strategy/ia2030/ia2030-document-en.pdf