[Technic of measurement of the sagittal mobility of the thoracic spine. Preliminary report].
D001415:Back; D006801:Humans; D013131:Spine / Q000502:physiology*; D013166:Spondylitis; D013167:Spondylitis, Ankylosing / Q000175:diagnosis*
SPINE/physiology; SPONDYLITIS, ANKYLOSING/diagnosis