title: Reply.
authors.affiliation: Department of Gastroenterology and Hepatology, Mayo Clinic, Rochester, Minnesota.
authors.forename: Karthik
authors.initials: K
authors.lastname: Ravi
authors.affiliation: Department of Gastroenterology and Hepatology, Northwestern Memorial Hospital, Chicago, Illinois.
authors.forename: Laurel
authors.initials: L
authors.lastname: Friesen
authors.affiliation: Department of Gastroenterology and Hepatology, Northwestern Memorial Hospital, Chicago, Illinois.
authors.forename: Rachel
authors.initials: R
authors.lastname: Issaka
authors.affiliation: Department of Gastroenterology and Hepatology, Northwestern Memorial Hospital, Chicago, Illinois.
authors.forename: Peter J
authors.initials: PJ
authors.lastname: Kahrilas
authors.affiliation: Department of Gastroenterology and Hepatology, Northwestern Memorial Hospital, Chicago, Illinois.
authors.forename: John E
authors.initials: JE
authors.lastname: Pandolfino
mesh_terms: D003680:Deglutition Disorders / Q000175:diagnosis* / Q000473:pathology*; D015154:Esophageal Motility Disorders / Q000175:diagnosis* / Q000473:pathology*; D005260:Female; D006801:Humans; D008297:Male; D008365:Manometry / Q000379:methods*