Answer
References
Bill and Melinda Gates Foundation. (n.d.). Vaccine development and surveillance: Strategy overview. https://www.gatesfoundation.org/What-We-Do/Global-Health/Vaccine-Development-and-Surveillance
Parenthetical citation: (Bill and Melinda Gates Foundation, n.d.)
Narrative citation: Bill and Melinda Gates Foundation (n.d.) explain that they "invest in deep technical expertise and novel platforms in vaccine development" (para. 4).
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