TY  - RPRT
TI  - Design errors in Kielland's forceps.
AU  - D L Healy
PY  - 1982
DO  - 10.1111/j.1479-828x.1982.tb01395.x
UR  - https://pubmed.ncbi.nlm.nih.gov/6954942/
ID  - 6954942
ER  -