Kazan medical journalKazan medical journal0368-48142587-9359Eco-Vector6389610.17816/kazmj63896Research ArticleNew instruments and methods for gas analysisBogoyavlenskyV. F.info@eco-vector.comAbdrakhmanovM. I.info@eco-vector.com1411196546686872203202122032021Copyright © 1965, Bogoyavlensky V.F., Abdrakhmanov M.I.1965<p>The conference was attended by delegates from 16 cities of the country. The conference participants unanimously came to the conclusion that Kazan is becoming the center of pulmonology.</p>Kazan Medical archiveКазанский медицинский архив