Screening for Down syndrome using urine
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Laurence A. Cole; Melissa Jacobs; Taichi Isozaki; Glenn E. Palomaki; Ray O. Baha
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Article
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1997
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John Wiley and Sons
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English
โ 53 KB
๐ 1 views
Human chorionic gonadotropin (hCG) free beta-subunit levels were determined in 709 control and 13 Down syndrome urine samples from the second trimester of pregnancy. Results were normalized to urine creatinine concentration and converted to multiples of the unaffected pregnancy medium (MOM). The con