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What has been the effects of the failure to ensure sufficient access to vaccines in low-and middle-income countries?

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Suggest a reason for the incredulity of the uneducated about scholarly opinions and assertions which they were content to believe in the past.

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Why does an uneducated or untraveled person tens to disbelieve a well-informed man these days?

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What has been the familiar device of demagogues?

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Why do the the proletariat peer the easier path?

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What are ages of acquiescence and ages of denial?