TY  - RPRT
TI  - Cervical cerclage: twenty years' experience.
AU  - W A Peters
AU  - S Thiagarajah
AU  - G M Harbert
PY  - 1979
DO  - 10.1097/00007611-197908000-00010
UR  - https://pubmed.ncbi.nlm.nih.gov/472816/
ID  - 472816
ER  -