TY  - RPRT
TI  - Maternal serum alphafetoprotein screening for open neural tube defects: revised statistical parameters.
AU  - N J Wald
AU  - A K Hackshaw
AU  - H S Cuckle
PY  - 2000
DO  - 10.1111/j.1471-0528.2000.tb11709.x
UR  - https://pubmed.ncbi.nlm.nih.gov/10688521/
ID  - 10688521
ER  -