1. Department of Parathyroid Gland Pathology, Endocrinology Research Center, The Ministry of Healthcare of the Russian Federation, Moscow, Russian Federation
2. Department of Neuroendocrinology and Bone Disease, Endocrinology Research Center, The Ministry of Healthcare of the Russian Federation, Moscow, Russian Federation
3. Department of Surgery, Endocrinology Research Center, The Ministry of Healthcare of the Russian Federation, Moscow, Russian Federation
4. Department of Therapy, The National Medical Research Center for Obstetrics, Gynecology and Perinatology (named after V.I. Kulakov), Moscow, Russian Federation
5. Department of Obstetrics, The National Medical Research Center for Obstetrics, Gynecology and Perinatology (named after V.I. Kulakov), Moscow, Russian Federation
6. Laboratory of Age-Related Metabolic and Endocrine Disorders, The Russian Gerontology Clinical Research Center, Moscow, Russian Federation