For citations:
Karmishin A.M., Nosov N.Yu., Postupaylo V.B., Zhigarlovsky B.A., Kruglov A.A., Petukhov A.N. Method for quantitative assessment of protective immunity against SARS-CoV-2, its duration and antibody dynamics. Extreme Medicine. 2021;23(2):5-12. https://doi.org/10.47183/mes.2021.019