US National Library of Medicine
Medline Plus: Vitamin A
This encyclopedia article is organized into the following sections: Illustrations, Alternative Names, Definition, Function, Food Sources, Side Effects, and Recommendations. Click the thumbnails in Illustrations to pull up two charts, one...
Curated OER
Vitamin a Source
This encyclopedia article is organized into the following sections: Illustrations, Alternative Names, Definition, Function, Food Sources, Side Effects, and Recommendations. Click the thumbnails in Illustrations to pull up two charts, one...