I. A. Shafieva
Clinics of Samara State Medical University
Russian Federation

Irina A. Shafieva, Cand. of Sci. (Med.), Revmatologist of the Highest Qualification Grade, Head of Endocrinology and Osteoporosis Department

165B, Karla Marxa Pr., Samara, 443079

S. V. Bulgakova
Samara State Medical University; Ministry of Health of Samara Region
Russian Federation

Svetlana V. Bulgakova, Dr. of Sci. (Med.), Associate Professor, Head of Chair for Geriatrics and Age Endocrinology, Federal State Budgetary Educational Institution of Higher Education “Samara State Medical University” of the Ministry of Health of the Russian Federation; Chief External Expert in Geriatrics, Ministry of Health of the Samara Region

89, Chapaevskaya St., Samara, 443099,

73, Leninskaya St., Samara, 443099

E. V. Vasilkova
Clinical Hospital “RZD-Medicine”
Russian Federation

Elena V. Vasilkova, Cand. of Sci. (Med.), Obstetrician-Gynecologist

222B, Novo-Sadovaya St., Samara, 443125

A. V. Shafieva
Samara State Medical University
Russian Federation

Alena V. Shafieva, a fifth year student, General Medicine Faculty

89, Chapaevskaya St., Samara, 443099