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Impact of smoking on maternal serum markers and prenatal screening in the first and second trimesters |
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| Authors: | Jing Zhang Geralyn Lambert-Messerlian Glenn E. Palomaki Jacob A. Canick |
| Affiliation: | Department of Pathology and Laboratory Medicine, Women and Infants Hospital and Alpert Medical School of Brown University, Providence, RI 02903, USA |
| Abstract: | |
| Keywords: | maternal serum screening cigarettes trisomy 21 trisomy 18 |