Shapkova, E. Yu.
Emelyannikov, D. V.
Larionova, Yu. E.
Article History
Received: 11 February 2021
Revised: 16 February 2021
Accepted: 23 March 2021
First Online: 28 August 2021
COMPLIANCE WITH ETHICAL STANDARDS
: All procedures were conducted in compliance with the 1964 Helsinki declaration and its later amendments. The study was approved by the Local Ethical Commission of Saint Petersburg State Research Institute of Phthisiopulmonology and by the Ethical Commission of the Ministry of Health of Russia.
: The authors declare no conflicts of interest.
: In accordance with the GCP, all patients gave their written informed consent to participate in the study after being explained possible risks and advantages along with the nature of the study.