title: Measuring prenatal drug exposure.
authors.forename: John G
authors.initials: JG
authors.lastname: Twomey
mesh_terms: D004992:Ethics, Medical; D005260:Female; D006801:Humans; D008403:Mass Screening; D011247:Pregnancy; D011297:Prenatal Exposure Delayed Effects; D018907:Privacy / Q000523:psychology; D019966:Substance-Related Disorders / Q000175:diagnosis* / Q000523:psychology