TY  - RPRT
TI  - Interventional procedures in obstetrics.
AU  - J A Copel
AU  - P A Grannum
AU  - J C Hobbins
PY  - 1991
DO  - 10.1016/0037-198x(91)90042-m
UR  - https://pubmed.ncbi.nlm.nih.gov/2006436/
ID  - 2006436
ER  -