For citations:
Roslaya N.A., Lugovskaya N.A., Kholopov I.O. Experience with Combined Vaccination against Pertussis, Diphtheria, Tetanus and Influenza in Workers with Occupational Respiratory Disease Hazard. Epidemiology and Vaccinal Prevention. 2020;19(2):102-109. (In Russ.) https://doi.org/10.31631/2073-3046-2020-19-2-102-109