Left atrial thrombus in a 10-month-old boy - successful thrombolysis with recombinant tissue-type plasminogen activator after open-heart surgery: review of the literature - Kehl, HG; Kececioglu, D; Vielhaber, H; Kotthoff, S; Weyand, M; Jorch, G; Vogt, J; Nowak-Gottl, U (Intensive Care Med, 1996)