title: Clinical inquiries. What common substances can cause false positives on urine screens for drugs of abuse?
authors.affiliation: Swedish Family Medicine Residency, Seattle, WA USA.
authors.forename: E Chris
authors.initials: EC
authors.lastname: Vincent
authors.forename: Arthur
authors.initials: A
authors.lastname: Zebelman
authors.forename: Cheryl
authors.initials: C
authors.lastname: Goodwin
authors.forename: Mary M
authors.initials: MM
authors.lastname: Stephens
mesh_terms: D005189:False Positive Reactions; D005194:Family Practice; D008401:Gas Chromatography-Mass Spectrometry; D006801:Humans; D015813:Substance Abuse Detection; D019966:Substance-Related Disorders / Q000175:diagnosis*