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| Past efforts – Data collection on state |
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| level |
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| States needed
state-specific data: |
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| n | State and local
government agencies tried to
implement visual- |
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| tactile exams |
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| – | Often tried to
use same protocol and dx criteria used by |
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| federal agencies |
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| n | Usually sporadic
experiences |
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| – | with limited
ability to evaluate trends/needs at state level on |
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| a regular basis |
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| 9 |