Disclosure
Halpert, Katz, Shovman, Tocut, Volkov, Barshack, Blank, and Amital, declare that they have no conflict of interest.
Tarasov. Ganina, and Petrova are employees of OOO “NPF “MATERIA MEDICA HOLDING”.
OOO “NPF “MATERIA MEDICA HOLDING” sponsored the study and took part in the design of the experiments and the manuscript writing.
OOO ”NPF ”MATERIA MEDICA HOLDING” does not manufacture IVIG or have any other commercial interest in the results of the experiment