Thyroid function and prevalent and incident metabolic syndrome in older adults: the Health, Ageing and Body Composition Study - Waring, A C; Rodondi, N; Harrison, S; Kanaya, A M; Simonsick, E M; Miljkovic, I; Satterfield, S; Newman, A B; Bauer, D C (Clin Endocrinol, 2012)