title: Contour effects and pattern preferences in infants: a reply to Greenberg and O'Donnell (1972).
mesh_terms: D000367:Age Factors; D005133:Eye Movements; D005403:Fixation, Ocular; D005556:Form Perception; D006801:Humans; D007223:Infant; D012107:Research Design; D014792:Visual Acuity; D014794:Visual Fields