Kusak, P., Czarnecka, D., Gissel, M., Plens, K., Butenas, S., & Undas, A. (2015). Activated factor IX, factor XI and tissue factor identify patients with permanent atrial fibrillation treated with warfarin who are at risk of ischemic stroke. Arch Med Sci.

Kusak, Piotr, Danuta Czarnecka, Matthew Gissel, Krzysztof Plens, Saulius Butenas, and Anetta Undas. "Activated Factor IX, Factor XI and Tissue Factor Identify Patients With Permanent Atrial Fibrillation Treated With Warfarin Who Are At Risk of Ischemic Stroke." Arch Med Sci 2015.

Kusak, Piotr, et al. "Activated Factor IX, Factor XI and Tissue Factor Identify Patients With Permanent Atrial Fibrillation Treated With Warfarin Who Are At Risk of Ischemic Stroke." Arch Med Sci 2015.