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Continue to ChatHLA B27 frequency in patients prediagnosed as ankylosing spondylitia in Malatya A retrospective study - https://avesis.anadolu.edu.tr/yayin/cf29fbc5-5b20-4758-990e-4fbbf0dfb1b1/hla-b27-frequency-in-patients-prediagnosed-as-ankylosing-spondylitia-in-malatya-a-retrospective-study