TY  - RPRT
TI  - Clinical knowledge base development for preterm-birth risk assessment.
AU  - L K Woolery
PY  - 1994
DO  - 10.1016/0897-1897(94)90006-x
UR  - https://pubmed.ncbi.nlm.nih.gov/7979358/
ID  - 7979358
ER  -