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. 1991 Apr 20;302(6782):965.
doi: 10.1136/bmj.302.6782.965-a.

Estimations of gestational age and screening for Down's syndrome

S Holding

Estimations of gestational age and screening for Down's syndrome

S Holding. BMJ. .
No abstract available

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References

    1. BMJ. 1988 Oct 8;297(6653):883-7 - PubMed
    1. Br J Obstet Gynaecol. 1982 May;89(5):338-41 - PubMed

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