Amyloid beta 42 peptide/Amyloid beta 40 peptide:MRto:Pt:CSF:Qn
amyloid beta 42 peptide/amyloid beta 40 peptide:mrto:pt:csf:qn
Amyloid beta 42 peptide/Amyloid beta 40 peptide (CSF) [Mass ratio]
amyloid beta 42 peptide/amyloid beta 40 peptide (csf) [mass ratio]