Hasan, Athraa F., et al. “Correlation of Insulin Like Growth Factor-1 and Insulin-Like Growth Factor Binding Protein With LH, FSH and Testosterone in Iraqi Children With Growth Hormone Deficiency”. Iraqi Journal of Chemical and Petroleum Engineering, vol. 24, no. 1, Mar. 2023, pp. 89-95, https://doi.org/10.31699/IJCPE.2023.1.10.