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IgG reactivity against oxidized (filled bars) and native (empty bars) forms of cardiolipin (CL), phosphatidylserine (PS), phosphatidylethanolamine (PE), phosphatidylcholine (PC) and phosphatidylinositol (PI) in sera of 10 randomly selected sera showing high titres of antibodies against the different oxidized phospholipids. Statistical significance was estimated by Wilcoxon's matched-pairs tests: *P < 0·005, # P < 0·05.
