Kazan medical journalKazan medical journal0368-48142587-9359Eco-Vector5061910.17816/kazmj50619Research ArticleMeetings of medical societies. Otorhinolaryngology Section of NMA. 65th meeting, 17/11 1935.13031935313-45395391911202019112020Copyright © 2020, Board Е.2020<p>Dr. R.I. Moshin. Clinical demonstration of cases of rhinoscleroma, upper respiratory tract and maxillary sinus cholesteatoma. Dr. I.I. Shcherbatov. - "Influence of different types of respiration on the gasification of blood."</p>Kazan Medical archiveКазанский медицинский архив