Fig. 8

A 3D model of the bronchi B4 and B5 in the middle lobe of the right lung, B4a and B4b in an up-down relationship, and B5a and B5b in an up-down relationship
A 3D model of the bronchi B4 and B5 in the middle lobe of the right lung, B4a and B4b in an up-down relationship, and B5a and B5b in an up-down relationship