For citations:
Bushueva T.V., Roslaya N.A., Varaksin A.N., Gagarina M.S., Shirokova O.V., Shastin A.S., Artemenko E.P., Shalaumova Yu.V., Vedernikova M.S., Labzova A.K. Immunity Testing as a Stage of Forming the Immunocompromised Occupational Cohort for Vaccination against Pneumococcal Disease. Public Health and Life Environment – PH&LE. 2021;(6):78-83. (In Russ.) https://doi.org/10.35627/2219-5238/2021-339-6-78-83