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Figure 3.
Villus Height and Crypt Depth in Control and Ozone-Treated Rats.
Villus height and crypt depth are expressed as micro-meters. Values are provided as mean±SE. IP, intraperitoneal; O3, ozone; PO, per os (oral route administration). *P<0.05 versus control, † P<0.05 O3-IP versus O3-PO.