I. N. Grigor’eva
Scientific Research Institute of Therapy and Preventive Medicine — branch of the Federal Scientific Center “Institute of Cytology and Genetics” of the Siberian Branch of the Russian Academy of Sciences
Russian Federation

Irina N. Grigor’eva — Dr. Sci. (Med.), Prof., Chief Researcher of the Gastroenterology Laboratory, Head of the Group of Biochemical Research in Gastroenterology, Prof. of Education Department

630089, Novosibirsk, B. Bogatkova str., 175/1.

T. E. Notova
Novosibirsk State Regional Clinical Hospital
Russian Federation

Tatyana E. Notova — therapist, gastroenterologist

630087, Novosibirsk, Nemirovicha-Danchenko str., 130

T. I. Romanova
Scientific Research Institute of Therapy and Preventive Medicine — branch of the Federal Scientific Center “Institute of Cytology and Genetics” of the Siberian Branch of the Russian Academy of Sciences
Russian Federation

Tatyana I. Romanova — Cand. Sci. (Med.), Scientific Secretary, Senior Researcher of the Gastroenterology Laboratory

630089, Novosibirsk, B. Bogatkova str., 175/1