Pietrzyk, J J Prenatal lead exposure and the pregnancy outcome. A case-control study in southern Poland. [electronic resource] - Przeglad lekarski 1996 - 342-7 p. digital Publication Type: Journal Article ISSN: 0033-2240 Subjects--Topical Terms: AdultAir Pollutants--adverse effectsCase-Control StudiesConfidence IntervalsEnvironmental MonitoringFemaleFetal Blood--chemistryHair--chemistryHumansInfant, NewbornLead--adverse effectsMaternal ExposurePregnancyPregnancy OutcomePrenatal Exposure Delayed EffectsStatistics, Nonparametric