Few clinical disciplines have been transformed so dramatically by advancements in science and technology as gastrointestinal surgery. To begin with, modern ph-

"Studying rare genetic and molecular diseases of gut motility provides an understanding of their underlying mechanisms and may provide insights on the mechanism

Gastrointestinal motility has evolved from an esoteric laboratory tool into a sophisti cated diagnostic technique that is now widely used clinically to guide in

First multi-year cumulation covers six years: 1965-70.