title: [Studies on the measurement of axial length of the eye by a new ultrasound system. Report III. Influence of postural change on measurement of axial length (author's transl)].
mesh_terms: D000328:Adult; D005260:Female; D006801:Humans; D008297:Male; D009799:Ocular Physiological Phenomena; D011187:Posture; D014463:Ultrasonography