Increasing Availability of the International Normalized Ratio Control in Russia oleh Natalya V. Aksyutina, Fyodor G. Zograf, Vasily S. Mordovsky, Oksana A. Gavrilyuk, Pavel S. Marinushkin, Vladimir A. Shulman, Irina S. Knyazeva, Aleksandr M. Sitnikov, Mikhail I. Gavrilenko, Viktor V. Kusaev, Elena E. Aldanova