Search Results       Your search for [subject]Serum retinol level-4-5 yrs old returned 1 record.           The effect of vitamin A fortified cooking oil intake on the serum retinol level of children 4 to 6 yrs. old. by Candelaria, LV.; Bicutan: FNRI-BAR, 2002. Subject: Vad; Vitamin a deficiency; Cooking oil-vitamin a fortified; Food fortification; Serum retinol level-4-5 yrs old; Serum retinol level-children.          Add to Book Cart Relevance: 49.96%