title: Vitamin A status of pregnant and lactating women as assessed by serum levels in Machakos area, Kenya.
mesh_terms: D005260:Female; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D007630:Kenya; D007774:Lactation; D011247:Pregnancy; D012621:Seasons; D014801:Vitamin A / Q000097:blood*
chemical_list: D014801:Vitamin A