This increase was more pronounced in the intervention group but the between-group difference did not reach statistical significance, possibly due to insufficient statistical power (median increase of 18 (IQR, 3.8 to 38) versus 31 (IQR, 21 to 46) in control and intervention group respectively, p = 0.09).[ 16 ].
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Heart and lung point-of-care ultrasonography tutoring in internal medicine: a randomized controlled trial.
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