title: Changing fixation in the transverse plane at eye level and Hering's law of equal innervation.
mesh_terms: D000065:Accommodation, Ocular; D000328:Adult; D005123:Eye / Q000294:innervation*; D005133:Eye Movements; D005260:Female; D005403:Fixation, Ocular; D006801:Humans; D008297:Male