Review
Copyright ©The Author(s) 2020.
World J Clin Cases. Jun 26, 2020; 8(12): 2408-2424
Published online Jun 26, 2020. doi: 10.12998/wjcc.v8.i12.2408
Figure 3
Figure 3 Diaphragmatic motion recorded by M-mode ultrasonography during voluntary sniffing (excursion = 4. 51 cm). Ordinate in centimeter, abscissa in second.