TY  - GEN
AU  - Macchi,C
AU  - Lova,R Molina
AU  - Miniati,B
AU  - Gulisano,M
AU  - Pratesi,C
AU  - Conti,A A
AU  - Gensini,G F
TI  - The circle of Willis in healthy older persons
SN  - 0021-9509
PY  - 2003///0213
KW  - Age Factors
KW  - Aged
KW  - Aged, 80 and over
KW  - Aging
KW  - physiology
KW  - Carotid Stenosis
KW  - diagnosis
KW  - Cerebrovascular Circulation
KW  - Circle of Willis
KW  - anatomy & histology
KW  - Cohort Studies
KW  - Female
KW  - Humans
KW  - Magnetic Resonance Angiography
KW  - Male
KW  - Prospective Studies
KW  - Reference Values
KW  - Risk Assessment
KW  - Sensitivity and Specificity
KW  - Sex Factors
KW  - Stroke
N1  - Publication Type: Comparative Study; Journal Article
ER  -