Fig. 9

A 3D model of the middle lobe bronchi of the right lung in which B4 and B5 are externally and internally, B4a and B4b are externally and internally, and B5a and B5b are externally and internally
A 3D model of the middle lobe bronchi of the right lung in which B4 and B5 are externally and internally, B4a and B4b are externally and internally, and B5a and B5b are externally and internally