The condition was traced to lack of iodine in the water; a statewide campaign put iodized salt in every home.
Those foods include whole wheat, rye, oats, bran and their mixtures, mineral and imitation mineral waters, candy containing calcium, iodized salts, foods with phosphates added .
The women will leave this class today and knock on as many as 50 doors to tell the families under their care about the necessity of using iodized salt to prevent developmental .