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Distribution characteristics of left inferior pulmonary artery.
| Left inferior lobar artery | N | % |
|---|---|---|
| 2 arteries supply blood, --1 upper segment artery | 334 | 79.50 |
| 3 arteries supply blood, --2 upper segment arteries | 82 | 19.50 |
| 4 arteries supply blood, --3 upper segment arteries | 4 | 1.00 |
