TY  - RPRT
TI  - Study of preterm birth draws different interpretation.
AU  - R L Goldenberg
AU  - R O Davis
AU  - R C Baker
PY  - 1990
DO  - 10.1016/0002-9378(90)90932-w
UR  - https://pubmed.ncbi.nlm.nih.gov/2193521/
ID  - 2193521
ER  -