O. I. Ivanova
Irkutsk State Medical Academy of Postgraduate Medical.
Russian Federation

Olga A. Ivanova, MD, Assistant, Therapy Department, Irkutsk State Medical Academy of Postgraduate Medical Training, Branch of the Russian Medical Academy of Continuing Professional Education.

100 comm. Jubileinyi, Irkutsk,  Russia, 664079.

S. G. Kuklin
Irkutsk State Medical Academy of Postgraduate Medical.
Russian Federation

Sergey G. Kuklin, MD, PhD, DSc, Professor, Head, Therapy Department, Irkutsk State Medical Academy of Postgraduate Education, Branch of the Russian Medical Academy of Continuing Professional Education.

 Irkutsk.