T. L. Karonova
Almazov National Medical Research Centre; First Pavlov State Medical University of St. Petersburg.
Russian Federation

Tatiana L. Karonova, MD, PhD, Head, Clinical Endocrinology Laboratory, Almazov National Medical Research Centre, Professor, Department of Internal Medicine, the First Pavlov State Medical University of St. Petersburg.

2 Akkuratov street, St Petersburg, 197341.

A. T. Andreeva
Almazov National Medical Research Centre.
Russian Federation

Alena T. Andreeva, MD, Postgraduate Student, Almazov National Medical Research Centre.

E. K. Zlotnikova
First Pavlov State Medical University of St. Petersburg.
Russian Federation

Elena K. Zlotnikova, Student, the First Pavlov State Medical University of St. Petersburg.

E. N. Grineva
Almazov National Medical Research Centre; First Pavlov State Medical University of St. Petersburg.
Russian Federation

Elena N. Grineva, MD, PhD, Director, Endocrinology Institute, Almazov National Medical Research Centre, Professor, Department of Internal Medicine, the First Pavlov State Medical University of St. Petersburg.