title: The psychology and psychobiology of relationships. Introduction.
authors.affiliation: University of Maryland, College Park.
authors.forename: N A
authors.initials: NA
authors.lastname: Fox
mesh_terms: D000339:Affect / Q000502:physiology; D002648:Child; D002657:Child Development / Q000502:physiology; D002675:Child, Preschool; D004644:Emotions / Q000502:physiology*; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D007398:Interpersonal Relations; D009769:Object Attachment