THE LANCET HAEMATOLOGY《柳叶刀-血液学》(月刊). The Lancet Haematology is an authoritative forum for key opinion leaders across medicine, government, and health systems to influence clinical practice, explore global policy, and inform constructive, positive change worldwide. The journal publishes original research, review, and opinion covering international issues, providing a clear, independent perspective about the clinical advances and practice-changing research shaping clinical haematology.