Mass Polio Immunization1959
The achievement marks mass polio immunization as an important Russian scientific milestone.
Historical person
Historical biography and chronological timeline for Mikhail Petrovich Chumakov, based on 2 World History Database records associated with Russia.
The achievement marks mass polio immunization as an important Russian scientific milestone.
Organizes large-scale trials of the live oral poliovirus vaccine.
Virologist
This biography is assembled from World History Database records filtered by country and personal-name fields. Exact duplicate display records are removed. The database is an index rather than a complete narrative biography; formal research should verify entries against relevant primary or specialist sources.