Stephan, U <br/><br/>
[Active immunization in children].  [electronic resource] 

 -  Die Medizinische Welt  Apr 1972 
 - 635-7 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0025-8512 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Adolescent<br/>Child<br/>Child, Preschool<br/>Humans<br/>Immunity, Active<br/>Infant<br/>Vaccination