A descriptive and cross-sectional study with a universe formed by 26 children between the ages of 0 and five who attended the Early Childhood Attention Services of the Arnaldo Milián Castro Provincial University Hospital during the period from January 2004 to July 2006 was carried out. The objective was to analyze the behavior of visual stimulation in those children. All of them. when... https://megavitamines.shop/product-category/chondroitin-sulfate/