Combinations of interleukin 2/15/18 and interleukin 2/21 increased expansion and cytotoxicity of umbilical cord blood-derived natural killer cells against leukaemia. Int. Med. Res. J. [Internet]. 2025 Oct. 30 [cited 2026 Oct. 23];11(2). Available from: https://journal.nih.gov.my/index.php/imrj/article/view/191