Natalia P. Belyak
St. Petersburg State University; City Clinical Oncology Dispensary
Russian Federation

St. Petersburg.

Conflict of interests: Natalia P. Belyak and Mark I. Gluzman are an Editorial Board Members for this journal and was not involved in the editorial review or the decision to publish this article. The article underwent the journal’s peerreview process. The authors declare no other conflicts of interest.

Mark I. Gluzman
St. Petersburg State University; City Clinical Oncology Dispensary
Russian Federation

St. Petersburg.

Conflict of interests: Natalia P. Belyak and Mark I. Gluzman are an Editorial Board Members for this journal and was not involved in the editorial review or the decision to publish this article. The article underwent the journal’s peerreview process. The authors declare no other conflicts of interest.

Natalia V. Smirnova
City Clinical Oncology Dispensary
Russian Federation

St. Petersburg.