Infants' monitoring of social interactions: the effect of emotional cues
Emotion (2014) - Comment
pubmed: 24708507  doi: 10.1037/a0035589  issn: 1931-1516  issn: 1528-3542 

Szilvia Biro, Lenneke R. A. Alink, Marinus H. Van IJzendoorn, Marian J. Bakermans-Kranenburg