 There have been many studies done which suggest the importance of the paternal role in a child 's life and benefits of the stay @-@ at @-@ home dad . Children respond differently to males and females at birth . 
 <a href='dey_it' title='1'><mark>There</mark></a> have been many studies done which suggest the importance of the paternal role in a child <a href='null_genetive' title='2'><mark>'s</mark></a>life and benefits of the stay @-@ at @-@ home dad . Children respond differently to males and females at birth . 
It have been many studies done which suggest the importance of da paternal role in a child  life and benefits of the stay @-@ at @-@ home pops . Children respond differently to males and females at birth .