1. Maternal mortality in the Russian Federation in 2014. Letter of the Ministry of Health of the Russian Federation No. 15-4/10/2-5994 dated 10/9/2015. (In Russ.)
2. Order of the Ministry of Health of the Russian Federation No. 572-n dated 11/1/2012 «Procedure for the provision of medical care in the profile of Obstetrics and Gynecology» (except for the use of assisted reproductive technologies). (In Russ.)
3. Letter of the Ministry of Health of the Russian Federation dated December 4, 2018№15-4/10/2-7839. (In Russ.)
4. Federal Law of the Russian Federation of November 21, 2011 №323-FL «On the Basics of Protecting the Health of Citizens in the Russian Federation». (In Russ.)
5. Order of the Ministry of Health and Social Development of the Russian Federation of December 3, 2007 №736 «On approval of the list of medical indications for artificial termination of pregnancy». (In Russ.)