Serum TSH, T(4), and thyroid antibodies in the United States population (1988-1994): National Health and Nutrition Examination Survey (NHANES III). - Hollowell,J.G.; Staehling,N.W.; Flanders,W.D.; Hannon,W.H.; Gunter,E.W.; Spencer,C.A.; Braverman,L.E. (J Clin Endocrin Metab, 2002)