Establishment Of Reference Range For Free Thyroxine Hormone (FT4) In Neonates: A Cross Sectional Study. AJBR [Internet]. 2024 Sep. 30 [cited 2025 Sep. 11];27(3S):3949-52. Available from: https://africanjournalofbiomedicalresearch.com/index.php/AJBR/article/view/3080