@article {90768,
	title = {On the Pathogenesis of Gastroesophageal Reflux: The Concept of {\textquotedblleft}gastroesophageal dyssynergia{\textquotedblright}},
	journal = {J Thorac Cardiovasc  Surg },
	year = {2005},
	author = {Shafik A, Shafik I, El-Sibai O, Shafik AA}
}
