Assessment of iron overload in a cohort of Sri Lankan patients with transfusion dependent beta thalassaemia and its correlation with pathogenic variants in HBB, HFE, SLC40A1, and TFR2 genes. - Dissanayake R; Samarasinghe N; Waidyanatha S; Pathirana S; Neththikumara N; Dissanayake VHW; Wetthasinghe K; Gooneratne L; Wickramasinghe P (BMC pediatrics, 2022)