TY  - BOOK
AU  - Grudzinskas,J.G.
AU  - Chard,T.
TI  - Screening for Down's syndrome
SN  - 0521452716
PY  - 1994///
CY  -  Cambridge
PB  - Cambridge University Press
KW  -  Down's syndrome
KW  - Diagnosis
KW  -  Gonadotropins, Chodionic
KW  - Analysis
KW  -  Prenatal diagnosis
KW  -  Genetics screening
ER  -