Idris, M.F. and Rashid, A.A. 2025. Iron Deficiency Anaemia with Underlying Beta-Thalassemia Carrier in a Single Mother with Multiple Substance Abuse: A Case Report. International Journal of Human and Health Sciences (IJHHS). 9, 10 (Mar. 2025), S39. DOI:https://doi.org/10.31344/ijhhs.v9i10.808.