title: Ankylosing spondylitis and allied diseases in adults and children.
authors.forename: Chang-Youh
authors.initials: CY
authors.lastname: Tsai
mesh_terms: D000328:Adult; D000367:Age Factors; D017668:Age of Onset; D002648:Child; D015796:HLA-B27 Antigen / Q000032:analysis; D006801:Humans; D013167:Spondylitis, Ankylosing / Q000150:complications*
chemical_list: D015796:HLA-B27 Antigen