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Alteration in age-specific risks for chromosomal trisomy by maternal serum alpha-fetoprotein and human chorionic gonadotropin screening |
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| Authors: | C H Miller PhD T J O'Brien S Chatelain B B Butler J G Quirk |
| Institution: | 1. Departments of Obsletrics and Gynecology, University of Arkansas for Medical Sciences, Little Rock, Arkansas, U.S.A.;2. Departments of Pediatrics, University of Arkansas for Medical Sciences, Little Rock, Arkansas, U.S.A.
Departments of Obsletrics and Gynecology, University of Arkansas for Medical Sciences, Little Rock, Arkansas, U.S.A. |
| Abstract: | |
| Keywords: | Alpha-fetoprotein Human chorionic gonadotropin Down's syndrome Trisomy 18 |