TY  - RPRT
TI  - Cervical incompetence. A re-evaluation.
AU  - D N DANFORTH
AU  - J C BUCKINGHAM
PY  - 1962
DO  - 10.1080/00325481.1962.11692700
UR  - https://pubmed.ncbi.nlm.nih.gov/14024899/
ID  - 14024899
ER  -