The program consists of the following studies: general blood test (22 parameters), ferritin, alanine transaminase (ALT), aspartic transaminase (AST), creatinine (CREA), urea (UREA), total cholesterol (CHOL), high-density cholesterol (HDL), low-density cholesterol (LDL), triglycerides (TG), thyrotropin (TTH), folic acid, vitamin D.