1. Ryzhikh National Medical Research Center of Coloproctology
Salyama Adilya str., 2, Moscow, 123423
Russian Medical Academy of Continuous Professional Education
Barrikadnaya str., 2/1-1, Moscow, 125993
2. Ryzhikh National Medical Research Center of Coloproctology; Russian Medical Academy of Continuous Professional Education
3. Ryzhikh National Medical Research Center of Coloproctology