Rapid Communication
Copyright ©2008 The WJG Press and Baishideng.
World J Gastroenterol. Oct 7, 2008; 14(37): 5707-5711
Published online Oct 7, 2008. doi: 10.3748/wjg.14.5707
Figure 1
Figure 1 Measurement of ETT at different anatomical positions. A: 90° (upright); B: 45° (fowler); C: 0° (supine). The positions of the magnetic sensors are presented (S1 = sensor one, and S2 = sensor 2).