Thrombolytic and pharmacokinetic properties of human tissue-type plasminogen activator variants, obtained by deletion and/or duplication of structural/functional domains, in a hamster pulmonary embolism model - Collen, D; Lijnen, HR; Vanlinthout, I; Kieckens, L; Nelles, L; Stassen, JM (Thromb Haemostas, 1991)