1. A. L. Syrkin and A. V. Dobrovol’skii, Consilium Medicum, 10, 492 – 496 (2001).
2. A. N. Okorokov, Diagnosis of Internal Organ Diseases [in Russian], Vol. 7, Moscow (2006).
3. J. Constant, Bedside Cardiology, Lippincott Williams & Wilkins, Philadelphia (1999) [Russian translation, Moscow (2004)].
4. P. Kh. Dzhanashiya, N. M. Shevchenko, et al., Serdtse: Zh. Prakt. Vrachei, 2(2), 97 – 99 (2002).
5. Yu. N. Belenkov and V. Yu. Mareev, Serdechno-Sosud. Nedostatochn., 1(3), 7 – 11 (2002).