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Figure 2 :(a) Fibrous stroma with numerous dilated and hyalinized vessels mixed with adipose tissue (H and E,320) Figure 2b: Remnant of pseudostratified respiratory epithelium(H and E, 340)

Figure 2 :(a) Fibrous stroma with numerous dilated and hyalinized vessels mixed with adipose tissue (H and E,320)
Figure 2b: Remnant of pseudostratified respiratory epithelium(H and E, 340)