Maciejewski, M., Piestrzeniewicz, K., Jaszewski, R., Bielecka-Dabrowa, A., & Goch, J. H. (2011). Sources of Thromboembolism in Patients with Correctly Functioning Mechanical Valves: A Single-Center Transesophageal Echocardiographic Study. The Heart Surgery Forum, 14(3), E149-E156. https://doi.org/10.1532/HSF98.20101048