title: Preface: Gastrointestinal emergencies.
authors.affiliation: Department of Emergency Medicine, University of Pennsylvania School of Medicine, Ground Ravdin, Philadelphia, PA 19104, USA. Angela.Mills@uphs.upenn.edu
authors.forename: Angela M
authors.initials: AM
authors.lastname: Mills
authors.forename: Anthony J
authors.initials: AJ
authors.lastname: Dean
mesh_terms: D003937:Diagnosis, Differential; D004630:Emergencies; D005767:Gastrointestinal Diseases / Q000175:diagnosis*; D006801:Humans