Reasons | F1 | F2 | F3 | F4 | F5 | M1 | M2 | M3 | M4 | M5 |
1) Visual impairment | l | l | l |
| l | l | l | l | l |
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2) Low understanding abilities |
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| l |
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3) Low ability to accept new things |
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| l |
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