Burton, Leslie <br/><br/>
Relationships of smiling and flirtation to aggression and 2D:4D, a prenatal androgen index.  [electronic resource] 

 -  Evolutionary psychology : an international journal of evolutionary approaches to psychology and behavior  Jan 2011 
 - 28-37 p.  digital 
<br/><br/> Publication Type: Comparative Study; Journal Article 
<br/><br/><label>ISSN: </label>1474-7049 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Adult<br/>Aggression--physiology<br/>Androgens--physiology<br/>Female<br/>Humans<br/>Interpersonal Relations<br/>Male<br/>Pregnancy<br/>Prenatal Exposure Delayed Effects--psychology<br/>Smiling<br/>Social Behavior<br/>Young Adult