A post World War II date of birth peak in patients subsequently developing AS is unexplained.
Will
R
R
Elswood
J
J
Calin
A
A
D016000:Cluster Analysis; D016206:Databases, Bibliographic; D006801:Humans; D013167:Spondylitis, Ankylosing / Q000453:epidemiology*; D011795:Surveys and Questionnaires; D013997:Time Factors; D006113:United Kingdom