Sinlapamongkolkul, P., Pusongchai, T., Buaboonnum, J., Satayasai, W., & Surapolchai, P. (2026). Diagnostic Utility of Reticulocyte Hemoglobin Equivalent for Identifying Iron Deficiency in Hospitalized Children in a Thalassemia-endemic Region: A Single-center Cross-sectional Study. Siriraj Medical Journal, 78(1), 68–78. https://doi.org/10.33192/smj.v78i1.277456