Open AccessA further note on testing for a birth order effect in ankylosing spondylitis
Author(s) -
James William H.
Publication year - 2003
Publication title -
arthritis & rheumatism
Language(s) - English
Resource type - Journals
eISSN - 1529-0131
pISSN - 0004-3591
DOI - 10.1002/art.10693
Subject(s) - ankylosing spondylitis , medicine , spondylitis , order (exchange) , finance , economics