Association Between Vitamin D Status and Peripheral Thyroid Hormone Activation: Insights from FT3/FT4 Ratio Analysis. Bangladesh Journal of Nuclear Medicine, [S. l.], v. 28, n. 2, p. 275–281, 2026. DOI: 10.3329/bjnm.v28i2.89123. Disponível em: https://banglajol.info/index.php/BJNM/article/view/89123. Acesso em: 29 jun. 2026.