Tautermannová, M <br/><br/>
Smiling in infants.  [electronic resource] 

 -  Child development  Sep 1973 
 - 701-4 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0009-3920 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Age Factors<br/>Child Development<br/>Emotions<br/>Facial Expression<br/>Humans<br/>Infant<br/>Infant, Newborn<br/>Social Behavior