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Effect of Pilex on rectoanal coefficient in rat model of croton oil-induced hemorrhoids. All the values are expressed as mean ± SEM. The mean values of all the groups were compared by one-way ANOVA followed by Dunnett's posttest. # P < 0.01 compared to normal control: *P < 0.05 and **P < 0.01 compared to positive control. PG: Pilex granules; PO: Pilex ointment.
