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Title
Anatomy of alveoli in lungs #171776878
Description
Anatomy of alveoli in lungs, illustration. Microstructure of respiratory system, science, histology, organ, tract, medical, body, respiration, white, anatomical, normal, health, medicine, duct, education, scientific, educational, object, alveolus, isolated, air, breath, human, pulmonary, breathing, background, 3d