猪气管和支气管黏膜上皮之间都有IEL分布，尤其以气管叉处为多。
IEL of bronchia and tracheas distributed in bronchia mucosal epithelium and in tracheas mucosal epithelium, especially in bifurcation of tracheas.
猪气管和支气管黏膜上皮之间都有IEL分布，尤其以气管叉处为多。
IEL of bronchia and tracheas distributed in bronchia mucosal epithelium and in tracheas mucosal epithelium, especially in bifurcation of tracheas.
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