Blindness is in the eye of the beholder: response to Sloan and Solomons

Persson et al published a paper (available here) saying that in South Asia where breastfeeding continues for so long, breastfeeding cannot be ignored (as does the Helen Keller Food Frequency method to assess community risk for vitamin A deficiency). This is not a minor point, since most of the world’s vitamin A deficiency is located in those countries. Two of the scientists who had validated the method wrote a letter attacking our findings. Here we defend ourselves. See what you think.
Click here to download the pdf file.

