| http://www.w3.org/ns/prov#value | - Primary Sj??gren???s occurs alone with no other associated disorders, while secondary Sj??gren???s is often accompanied by other autoimmune disorders such as lupus or rheumatoid arthritis.DiagnosisOphthalmologists at The Ocular Surface Diseases and Dry Eye Clinic are leading experts in the study, diagnosis and treatment of dry eye syndrome.
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