The prevalence of thyroid dysfunction in elderly cardiology patients with mild excessive iodine intake in the urban area of São Paulo - Duarte, Glaucia C.; Tomimori, Eduardo K.; Camargo, Rosalinda Y. A.; Rubio, Ileana G. S.; Wajngarten, Mauricio; Rodrigues, Amanda G.; Knobel, Meyer; Medeiros-Neto, Geraldo A. (Clinics, 2009)