American Journal of Obstetrics & Gynecology
Volume 186, Issue 5, Supplement , Pages S110-S126, May 2002

Nitrous oxide for relief of labor pain: A systematic review☆

Departments of Anesthesia and Perioperative Care and Obstetrics, Gynecology and Reproductive Sciences, University of California, San Francisco. San Francisco, Calif

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☆ Reprints not available from author. Address correspondence to: Mark A. Rosen, MD, Professor of Anesthesia and Perioperative Care and Obstetrics, Gynecology and Reproductive Sciences, University of California, San Francisco, San Francisco, CA 94143-0648. Email: rosenm@anesthesia.ucsf.edu

PII: S0002-9378(02)70186-5

American Journal of Obstetrics & Gynecology
Volume 186, Issue 5, Supplement , Pages S110-S126, May 2002

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