title: Cerebrospinal fluid in Alzheimer's: A precious tool.
authors.affiliation: Section of Neurology, Department of Medicine, Center for Memory Disturbances, University of Perugia, Sant' Andrea delle Fratte, Perugia, Italy.
authors.forename: Lucilla
authors.initials: L
authors.lastname: Parnetti
authors.affiliation: Section of Neurology, Department of Medicine, Center for Memory Disturbances, University of Perugia, Sant' Andrea delle Fratte, Perugia, Italy.
authors.forename: Claudia
authors.initials: C
authors.lastname: Cicognola
keywords: Alzheimer’s disease; Neuroscience; biomarker; cerebrospinal fluid; diurnal variation; lumbar puncture