For citations:
Barycheva L.Y., Khachirova L.S., Firsova V.A., Farsijanc S.J. Screening diagnosis of primary immunodeficiencies in the practice of an allergist-immunologist. Allergology and Immunology in Paediatrics. 2023;(1):35-38. (In Russ.) https://doi.org/10.53529/2500-1175-2023-1-35-38