Cite
APA Citation
Neto, A., Figueira, R., Quintal, A., & Rodrigues, M. (n.d.). the Natural Progression of Ankylosing Spondylitis After 4 Decades of Untreated Disease. Journal of clinical rheumatology, 27, . http://access.bl.uk/ark:/81055/vdc_100176189192.0x000009