Fig. 2From: Extensive frontal focused ultrasound mediated blood–brain barrier opening for the treatment of Alzheimer’s disease: a proof-of-concept studyFlow chart of the study. BBB, Blood–brain barrier; N/Ex, Neurological examination; MRI, magnetic-resonance imaging; CGA-NPI, Caregiver-Administered Neuropsychiatric inventory; K-MMSE, Korean version of mini-mental state examination; PET, positron emission tomographyBack to article page