WELSH, J H <br/><br/>
Evidence of a trophic action of acetylcholine in a planarian.  [electronic resource] 

 -  The Anatomical record  Mar 1946 
 - 421 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0003-276X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Acetylcholine<br/>Animals<br/>Choline<br/>Humans<br/>Planarians