TY  - RPRT
TI  - Serum screening for Down's syndrome.
AU  - A Kennard
AU  - S Goodburn
AU  - S Golightly
AU  - M Piggott
PY  - 1995
UR  - https://pubmed.ncbi.nlm.nih.gov/7621124/
ID  - 7621124
ER  -