title: ["Opiate positive" in urine drug screening test after eating poppy seed cake].
authors.forename: U
authors.initials: U
authors.lastname: Voderholzer
authors.forename: M
authors.initials: M
authors.lastname: Hornyak
authors.forename: D
authors.initials: D
authors.lastname: Riemann
authors.forename: J
authors.initials: J
authors.lastname: Backhaus
authors.forename: F
authors.initials: F
authors.lastname: Hohagen
mesh_terms: D005189:False Positive Reactions; D005260:Female; D006801:Humans; D009294:Narcotics / Q000652:urine*; D010207:Papaver; D010946:Plants, Medicinal; D012639:Seeds; D015813:Substance Abuse Detection
chemical_list: D009294:Narcotics