Stark, K <br/><br/>
Immunity against diphtheria in blood donors in East Berlin and West Berlin.  [electronic resource] 

 -  Lancet (London, England)  Sep 1997 
 - 932 p.  digital 
<br/><br/> Publication Type: Comparative Study; Letter 
<br/><br/><label>ISSN: </label>0140-6736 
<br/><br/><label>Standard No.: </label>10.1016/S0140-6736(05)63268-0  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Adult<br/>Berlin<br/>Blood Donors<br/>Diphtheria--immunology<br/>Female<br/>Humans<br/>Male<br/>Middle Aged