Correction: Reference Intervals for Thyroid Hormones During the First Trimester of Gestation: A Report from an Area with a Sufficient Iodine Level - Kianpour, Maryam; Aminorroaya, Ashraf; Amini, Massoud; Feizi, Awat; Janghorbani, Mohsen; Shokri, Saeideh; Yamini, Sima Aminorroaya; Farghadani, Maryam; Hekmatnia, Ali; Gharib, Hossien (Hormone and Metabolic Research, 2021)