1
GI Motility online (May 2006) | doi:10.1038/gimo12 Figure 1 Anatomy of the closing and some opening muscles of the upper esophageal sphincter (UES).
GI Motility online (May 2006) | doi:10.1038/gimo12
Figure 1 Anatomy of the closing and some opening muscles of the upper esophageal sphincter (UES).
