Tsivgoulis, G. Katsanos, A.H. Malhotra, K. Sarraj, A. Barreto, A.D. Köhrmann, M. Krogias, C. Ahmed, N. Caso, V. Schellinger, P.D. Alexandrov, A.V. Tsivgoulis, G., Thrombolysis for acute ischemic stroke in the unwitnessed or extended therapeutic time window, Functional Neurology, (94), e1241-e1248, 2020, Lippincott Williams and Wilkins,