title: Investigation of unintentional weight loss.
authors.forename: Jonathan
authors.initials: J
authors.lastname: Tyrrell-Price
authors.forename: Anwen
authors.initials: A
authors.lastname: Hills
authors.forename: Alison
authors.initials: A
authors.lastname: Varey
mesh_terms: D016145:Endoscopy, Digestive System; D005770:Gastrointestinal Neoplasms / Q000175:diagnosis*; D006801:Humans; D015431:Weight Loss / Q000502:physiology*