gastroesophageal scintigraphy using an orall administered tc-99m sulfur colloid solution was used to demonstrate that aac decreased significantly the gastroesophageal reflux index from ( 9.9 +/- 1.3 ) % to ( 6.5 +/- 0.8 ) % ( p less than 0.05 ) .
C0051156
aac
C0017168
gastroesophageal reflux