E. S. Lapteva
North-Western State Medical University n.a. I.I. Mechnikov
Russian Federation

Lapteva Ekaterina S., PhD Med, associate professor, head of Dept of Geriatrics, Propaedeutics and Management in Nursing 

Saint Petersburg

D. M. Kulibaba
North-Western State Medical University n.a. I.I. Mechnikov; City Geriatric Medical and Social Centre
Russian Federation

Kulibaba Dmitry M., DM Sci (habil.), associate professor, associate professor at Dept of Geriatrics, Propaedeutics and Management in Nursing; head of Dept of Palliative Care 

Saint Petersburg

A. F. Tsai
City Geriatric Medical and Social Centre
Russian Federation

Tsai Alexander F., head of Intensive Care Unit

Saint Petersburg

V. G. Saveliev
City Geriatric Medical and Social Centre
Russian Federation

Saveliev Vadim G., surgeon 

Saint Petersburg

V. D. Shubinsky
City Geriatric Medical and Social Centre
Russian Federation

Shubinsky Vladimir D., surgeon

Saint Petersburg