1Health Center of Screening and Prevention of Diseases, The First Affiliated Hospital of Harbin Medical University, Harbin, Heilongjiang, China 2Department of Neurology, The Fourth Affiliated Hospital of Harbin Medical University, Harbin, Heilongjiang, China 3Department of Neurology, The First Affiliated Hospital of Harbin Medical University, Harbin, Heilongjiang, China Background: Food-specific IgG antibodies have been proposed to be biomarkers to identify food that triggers an inflammation...