title: Attachment, exploration, and separation: illustrated by the behavior of one-year-olds in a strange situation.
mesh_terms: D001010:Anxiety, Separation; D003448:Crying; D005106:Exploratory Behavior; D006801:Humans; D007223:Infant; D008426:Maternal Deprivation; D009034:Mother-Child Relations; D009769:Object Attachment