545,140 TOOLANEN GÔRAN Rheumatoid atlanto-axial instability : a clinical, radiological and neurophysiological investigation : [thesis] / Goran Toolanen ; University of -Umea. - Umea : University, 1986. - 131 s. : il., wykr. ; 22 cm + Abstract ; 2 s. (Umea University Medical Dissertations, ISSN 0346-6612. New series ; no 166)