Recombinant tissue-type plasminogen activator versus urokinase in peripheral arterial and graft occlusions: A randomized trial - Meyerovitz, M F; Goldhaber, S Z; Reagan, K; Polak, J F; Kandarpa, K; Grassi, C J; Donovan, B C; Bettmann, M A; Harrington, D P (Radiology, 1990)