BERKOS, K P <br/><br/>
[Vaccination problems in the USSR].  [electronic resource] 

 -  Problemy tuberkuleza  1957 
 - 14-20 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0032-9533 
<br/><br/><label>Subjects--Topical Terms: </label><br/>BCG Vaccine<br/>Humans<br/>Mycobacterium bovis<br/>USSR<br/>Vaccination