Effects of red blood cell transfusion on patients undergoing cardiac surgery in Queensland – a retrospective cohort study oleh Nchafatso. G. Obonyo, Vikash Dhanapathy, Nicole White, Declan P. Sela, Reema H. Rachakonda, Matthew Tunbridge, Beatrice Sim, Derek Teo, Zohaib Nadeem, Louise E. See Hoe, Gianluigi Li Bassi, Jonathon P. Fanning, John-Paul Tung, Jacky Y. Suen, John F. Fraser