title: Pyloric obstruction by a mass of asphalt.
authors.forename: E R
authors.initials: ER
authors.lastname: DAVIES
mesh_terms: D001630:Bezoars; D005547:Foreign Bodies; D005767:Gastrointestinal Diseases; D006801:Humans; D006838:Hydrocarbons; D011708:Pylorus; D013638:Tars
chemical_list: D006838:Hydrocarbons; D013638:Tars; C006647:asphalt
keywords: ASPHALT/ingested; BEZOARS; PYLORUS/obstruction; TAR/ingested