J Saudi Heart Assoc. 2015 Apr;27(2):123-6. doi: 10.1016/j.jsha.2014.10.001. Epub 2014 Oct 28.
PMID:25870506
Persistent left superior vena cava connected through the left upper pulmonary vein to the left atrium: an unusual pathway for paradoxical embolization and a rare cause of recurrent transient ischaemic attack.
Hutyra M, Skala T, Sanak D, Novotny J, Köcher M, Taborsky M.