[Meningococcal carrier state in collectives vaccinated with group A polysaccharide vaccine].
D002353:Carrier State / Q000453:epidemiology; D002648:Child; D002675:Child, Preschool; D006801:Humans; D007223:Infant; D008589:Meningococcal Infections / Q000453:epidemiology / Q000517:prevention & control*; D008986:Mongolia; D014611:Vaccination
Nositel'stvo meningokokkov v kollektivakh privitykh polisakharidnoĭ vaktsinoĭ vaktsinoĭ gruppy A.