Giusti, Massimo, and Marilena Sidoti. “Evaluation of Subclinical Thyroidal Dysfunction With Gender- and Age-Specific Serum TSH Reference Intervals Derived from a 2014-2023 Ligurian Population”. British Journal of Healthcare and Medical Research 12, no. 04 (August 10, 2025): 226–241. Accessed December 5, 2025. https://journals.scholarpublishing.org/index.php/BJHR/article/view/19217.