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The deficiency of which one of the following leads to dental caries? |
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(a) |
Iron |
(b) |
Copper |
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|
(c) |
Fluorine |
(d) |
Zinc |
|
|
The deficiency of which one of the following leads to dental caries? |
|
|||
|
(a) |
Iron |
(b) |
Copper |
|
|
(c) |
Fluorine |
(d) |
Zinc |
|