RT Journal Article SR Electronic T1 The Performance of Patients with Ankylosing Spondylitis in the Maximum Ventilatory Capacity Test JF Thorax JO Thorax FD BMJ Publishing Group Ltd and British Thoracic Society SP 303 OP 308 DO 10.1136/thx.8.4.303 VO 8 IS 4 A1 John L. D'Silva A1 D. E. Freeland A1 G. Kazantzis YR 1953 UL http://thorax.bmj.com/content/8/4/303.abstract AB