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Figure 3: Rescue medication requirement over the whole study period in the study arms. Bar heights correspond to mean while error bars denote standard deviation. The difference is not significant statistically (P = 0.175)

Figure 3: Rescue medication requirement over the whole study period in the study arms. Bar heights correspond to mean while error bars denote standard deviation. The difference is not significant statistically (<i>P</i> = 0.175)