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sub:assertion {
  sub:local dcterms:creator "Christina Xia, Lee Pfaff, Navreet Kaur, Neil Suryadevara, Hesham Masoud";
    dcterms:date "2021";
    dcterms:identifier <https://doi.org/10.1161/SVIN.01.suppl_1.000200>;
    dcterms:title "Abstract 1122-000200: Chiropractor manipulation leading to bilateral vertebral artery dissection and acute ischemic stroke";
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    pav:sourceAccessedOn "04-05-2026";
    rdfs:comment "Source is an abstract of a case study that mentions the “1 in 20,000” estimate with no citation. As a case report, this conference proceeding cannot provide an estimate.";
    prov:quotedText "It is estimated that 1 in 20,000 spinal manipulation results in vertebral artery aneurysm/dissection." .
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