Pleehachinda R, Suwanik R, Boonnamsiri V. Studies of Thyroxine Iodine Serum as a Measurement of Thyroid Function in 87 Patients. Siriraj Med J [internet]. 2023 Nov. 28 [cited 2026 Sep. 28];22(6):507-12. available from: https://he02.tci-thaijo.org/index.php/sirirajmedj/article/view/263987