@misc{indiciae882eb684b7c7, title = {Current cup designs for obstetric vacuum extraction.}, author = {D Eustace}, year = {1993}, doi = {10.1111/j.1471-0528.1993.tb15325.x}, url = {https://pubmed.ncbi.nlm.nih.gov/8334104/}, note = {Source identifier: 8334104} }