@misc{indiciaea00dbb2da65c, title = {Preterm birth prevention: where are we?}, author = {R K Creasy}, year = {1993}, doi = {10.1016/0002-9378(93)90373-q}, url = {https://pubmed.ncbi.nlm.nih.gov/8475969/}, note = {Source identifier: 8475969} }