This video is made in such a way to explain the reason for the increased number of people wearing spectacles… The ultimate reason behind it is lack of vitamin A…. I have explained the benefits of vitamin A. Deficiency manifestations.…
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This video is made in such a way to explain the reason for the increased number of people wearing spectacles… The ultimate reason behind it is lack of vitamin A…. I have explained the benefits of vitamin A. Deficiency manifestations.…