Astigmatism and orientation preference in human infants.
D001251:Astigmatism / Q000503:physiopathology*; D005403:Fixation, Ocular; D005556:Form Perception / Q000502:physiology*; D006801:Humans; D007223:Infant; D010364:Pattern Recognition, Visual / Q000502:physiology*; D012399:Rotation