[Studies on the thyroid function in the aged as viewed from TRH-TSH system].
D000368:Aged; D000818:Animals; D005260:Female; D006801:Humans; D007456:Iodine Isotopes; D008297:Male; D008875:Middle Aged; D011817:Rabbits / Q000276:immunology; D011863:Radioimmunoassay; D013960:Thyroid Function Tests; D013972:Thyrotropin / Q000097:blood*; D013973:Thyrotropin-Releasing Hormone
D007456:Iodine Isotopes; D013973:Thyrotropin-Releasing Hormone; D013972:Thyrotropin