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Total distance traveled in each 5 min time block in the open field on test day 1 (upper panel) and test day 2 (lower panel), by males (left panel) and females (right panel) in control (CON, closed circles; male n = 19, female n = 11), oxycodone low dose (OXY-L, open circles; male n = 4, female n = 4), and oxycodone high dose (OXY-H, closed triangles; male n = 17, female n = 15) groups.
