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Table 2: 
Summary of 2D-DSA and CE-3D-MRA volumes
Model/Modality No. Mean Volume (mm³)
BL-2DD 1–3 133.2 ± 17.5
BL-3DM 140.7 ± 25.4
BS-2DD 4–5 262.1 ± 78.7
BS-3DM 253.2 ± 81.4
BN-2DD 6–9 162.5.1 ± 32.6
BN-3DM 200 ± 30.4
Model/Modality	No.	Mean Volume (mm³)
BL-2DD	1–3	133.2 ± 17.5
BL-3DM		140.7 ± 25.4
BS-2DD	4–5	262.1 ± 78.7
BS-3DM		253.2 ± 81.4
BN-2DD	6–9	162.5.1 ± 32.6
BN-3DM		200 ± 30.4