ORIGINAL RESEARCH
Changes in some immunological parameters after COVID-19: general trends and individual characteristics
Russian Hematology and Transfusiology Research Institute of the Federal Medical Biological Agency, St. Petersburg, Russia
Correspondence should be addressed: Tatyana Valentinovna Glazanova
2-ya Sovetskaya, 16, St. Petersburg, 191023, Russia; ur.xednay@avonazalg-anaytat
Compliance with the ethical standards: the study was approved by the Ethics Committee of the Russian Hematology and Transfusiology Research Institute of the FMBA of Russia (Minutes #31 of July 20, 2023). All participants have voluntarily signed informed consent forms.