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  Indian J Med Microbiol
 

Figure 3: The differences between actual needle depth and ultrasound depth (y-axis) estimated depth graphically plotted against the means of the needle depth and ultrasound depth for each patient (x-axis) for both transverse median and paramedian sagittal oblique planes (Bland–Altman analysis)

Figure 3: The differences between actual needle depth and ultrasound depth (y-axis) estimated depth graphically plotted against the means of the needle depth and ultrasound depth for each patient (x-axis) for both transverse median and paramedian sagittal oblique planes (Bland–Altman analysis)