Vitamin A and the thyroid.
D006980:Hyperthyroidism / Q000378:metabolism*; D007031:Hypothalamus / Q000032:analysis; D013961:Thyroid Gland / Q000032:analysis / Q000378:metabolism*; D013972:Thyrotropin / Q000378:metabolism; D013973:Thyrotropin-Releasing Hormone / Q000378:metabolism; D014801:Vitamin A / Q000096:biosynthesis*; D014802:Vitamin A Deficiency / Q000378:metabolism*
D014801:Vitamin A; D013973:Thyrotropin-Releasing Hormone; D013972:Thyrotropin