Plasminogen activator inhibitor-1 gene-deficient mice. I. Generation by homologous recombination and characterization - Carmeliet, P; Kieckens, L; Schoonjans, L; Ream, B; Van Nuffelen, A; Prendergast, G; Cole, M; Bronson, R; Collen, D; Mulligan, R C (J Clin Invest, 1993)