Impaired O2 unloading from stored blood results in diffusion-limited O2 release at tissues: evidence from human kidneys by Dumbill, R, Rabcuka, J, Fallon, J, Knight, S, Hunter, J, Voyce, D, Barrett, J, Ellen, M, Wiessenbacher, A, Kurnawiam, T, Blonski, S, Korczyk, P, Ploeg, R, Coussios, C, Friend, P, Swietach, P