Springer Nature 277 Annals of Hematology Ann Hematol A Case Report of Congenital Sideroblastic Anemia Caused by A Novel ALAS2 Mutation in Conjunction with Thalassemia Case Report 2025 05 15 2025 09 16 2025 09 19 The High Level and Key Health Research Plan of Yangjiang 2023001 2023001 2023001 2023001 2023001 2023001 2023001 Zhi-xiao Chen 41772026@qq.com Li-Ye Yang yangleeyee@sina.com Liang-Tuo Wang 1287463964@qq.com Bao-Ying Chen 1904524652@qq.com Jian-Lian Liang liangjianlian0918@163.com Li-Li Liu 751031117@qq.com Xiao-Hua Yu 1542532315@qq.com People’s Hospital of Yangjiang Yangjiang China Stoa eb1a7fa2-0998-4599-befc-1c675b932dbc