Papers
Rates of caesarean section and instrumental vaginal delivery in nulliparous women after low concentration epidural infusions or opioid analgesia: systematic review
BMJ 2004; 328 doi: https://doi.org/10.1136/bmj.38097.590810.7C (Published 10 June 2004) Cite this as: BMJ 2004;328:1410Article usage
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