title: Ethnic differences in ankylosing spondylitis: disease expression in Pakistan compared to Britain.
authors.forename: E
authors.initials: E
authors.lastname: Roussou
authors.forename: K M
authors.initials: KM
authors.lastname: Chowdhry
authors.forename: A
authors.initials: A
authors.lastname: Calin
mesh_terms: D000328:Adult; D006801:Humans; D010154:Pakistan / Q000208:ethnology; D012720:Severity of Illness Index; D013167:Spondylitis, Ankylosing / Q000208:ethnology*; D006113:United Kingdom / Q000208:ethnology