Thomalla, G., Cheng, B., Ebinger, M., Hao, Q., Tourdias, T., Wu, O., Kim, J. S., Breuer, L., Singer, O. C. & Warach, S.

DWI-FLAIR mismatch for the identifi cation of patients with acute ischaemic stroke within 4.5 h of symptom onset ( PRE-FLAIR ): a multicentre observational study.

Lancet Neurol. 4422, 1–9 (2011).