Novel Protein Biomarkers of Monoamine Metabolism Defects Correlate with Disease Severity. - Tristán-Noguero A; Borràs E; Molero-Luis M; Wassenberg T; Peters T; Verbeek MM; Willemsen M; Opladen T; Jeltsch K; Pons R; Thony B; Horvath G; et al. (Movement disorders : official journal of the Movement Disorder Society, 2021)