Kazan medical journalKazan medical journal0368-48142587-9359Eco-Vector7554710.17816/kazmj75547Research ArticleAbout the use of venous stasis "under the tourniquet" for the assessment of tuberculin testsVinnikovP. L.info@eco-vector.com1510196142512170307202103072021Copyright © 2021, Vinnikov P.L.2021<p>Department of Phthisiology of the Kazan State Pedagogical University named after V.I. Lenin on the basis of the hospital for invalids of the Patriotic War (beginning - N. S. Valeev) and the city anti-tuberculosis dispensary (chief doctor - M. S. Samarin)</p>Kazan Medical archiveКазанский медицинский архив