TY  - RPRT
TI  - Down's syndrome screening: equal risks for all?
AU  - J Bishop
AU  - F Dunstan
AU  - B Nix
PY  - 1996
DO  - 10.1111/j.1471-0528.1996.tb09756.x
UR  - https://pubmed.ncbi.nlm.nih.gov/8605146/
ID  - 8605146
ER  -