CHUMAKOV, M P <br/><br/>
The effect of mass peroral immunisation by live vaccines from Sabin strains on the epidemiological process of poliomyelitis.  [electronic resource] 

 -  Journal of hygiene, epidemiology, microbiology, and immunology  1960 
 - 287-8 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0022-1732 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Emotions<br/>Humans<br/>Mass Vaccination<br/>Poliomyelitis--immunology<br/>Sprains and Strains<br/>Vaccines, Attenuated