Brook, J S The influence of maternal smoking during pregnancy on the toddler's negativity. [electronic resource] - Archives of pediatrics & adolescent medicine Apr 2000 - 381-5 p. digital Publication Type: Journal Article; Research Support, U.S. Gov't, P.H.S. ISSN: 1072-4710 Standard No.: 10.1001/archpedi.154.4.381 doi Subjects--Topical Terms: AdultChild BehaviorChild, PreschoolFemaleHumansLongitudinal StudiesMaleNegativismParent-Child RelationsPregnancyPrenatal Exposure Delayed EffectsPsychometricsRegression AnalysisSmoking