label: Beta amyloid, Aβ42/40 ratio, immunoprecipitation with quantitation by liquid chromatography with tandem mass spectrometry (LC-MS/MS) and qualitative ApoE isoform-specific proteotyping, plasma combined with age, algorithm reported as presence or absence of brain amyloid pathology
label_lc: beta amyloid, aβ42/40 ratio, immunoprecipitation with quantitation by liquid chromatography with tandem mass spectrometry (lc-ms/ms) and qualitative apoe isoform-specific proteotyping, plasma combined with age, algorithm reported as presence or absence of brain amyloid pathology