IPDG David Simmer's Video Messages
David's June Video Message
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David's May Video Message
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David's April Video Message
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David's March Video Message
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David's February Video Message
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David's January Video Message
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David's December Video Message
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David's November Video Message
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World Polio Day 2019 Global Update
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David's October Video Message
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David's September Video Message
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David's August Video Message
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Crutches for Africa
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David's July Video Message
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