He tried to investigate the effect of mobile phone on the relationships of young peers, family and school. (scirp.org)
Hofer supports his model by data on infant rat separation stress and Field describes «psychobiological attunement» between human infants and their mothers and between young peers. (scirp.org)
Their lack of employment status within the institute officially exempts them from the obligations to work regular hours, maintain equipment, and supervise younger peers. (sciencemag.org)