NIEUWKOOP, P D <br/><br/>
The present state of the problem of the Keimbahn in the vertebrates.  [electronic resource] 

 -  Experientia  Aug 1949 
 - 308-12 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0014-4754 
<br/><br/><label>Standard No.: </label>10.1007/BF02172633  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Animals<br/>Heredity<br/>Humans<br/>Vertebrates