671 PHARYNGEAL AND UPPER ESOPHAGEAL SPHINCTER MOTOR DYNAMICS DURING SWALLOW
IN CHILDREN. Alisara Damrongmanee1, Khalil El-Chammas1, Lin Fei2, Huaiyu Zang2, Neha Santucci1,
Ajay Kaul1. 1Gastroenteroloty, Hepatology and Nutrition, Cincinnati Children's Hospital Medical Center,
Cincinnati, OH, USA; 2Biostatistics and Epidemiology, Cincinnati Children's Hospital Medical Center,
Cincinnati, OH, USA.