Dinges, D F Fetal exposure to narcotics: neonatal sleep as a measure of nervous system disturbance. [electronic resource] - Science (New York, N.Y.) Aug 1980 - 619-21 p. digital Publication Type: Journal Article; Research Support, U.S. Gov't, P.H.S. ISSN: 0036-8075 Standard No.: 10.1126/science.7190326 doi Subjects--Topical Terms: Birth WeightFemaleHeroin--adverse effectsHeroin Dependence--drug therapyHumansInfant, NewbornInfant, Newborn, Diseases--chemically inducedMaternal-Fetal ExchangeMethadone--adverse effectsNervous System Diseases--chemically inducedPregnancySleep--drug effectsSubstance-Related Disorders