RUTHER, E <br/><br/>
[A method for marking toads].  [electronic resource] 

 -  Zentralblatt fur Gynakologie  1952 
 - 915-6 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0044-4197 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Animals<br/>Anura<br/>Bufonidae<br/>Humans