title: Reproducibility of 24-hour intraesophageal pH monitoring.
authors.forename: A
authors.initials: A
authors.lastname: Sawczenko
authors.forename: G
authors.initials: G
authors.lastname: Gray
authors.forename: B K
authors.initials: BK
authors.lastname: Sandhu
mesh_terms: D002648:Child; D005764:Gastroesophageal Reflux / Q000175:diagnosis*; D006801:Humans; D018670:Monitoring, Ambulatory; D015203:Reproducibility of Results; D012107:Research Design