Saliva phosphorylated tau concentration is not associated with Alzheimer's disease, cerebrospinal fluid or blood biomarkers. - Gleerup HS; Sanna F; Koutarapu S; Lantero-Rodriguez J; Montoliu-Gaya L; Hanrieder J; Brinkmalm G; Karikari TK; Simren J; Høgh P; Blennow K; Hasselbalch SG; et al. (Frontiers in neuroscience, 2025)