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6. Epidural analgesia with sufentanil during labor and operative delivery. Amer-Wåhlin I, Christoffersson M, Dahlgren N, Rydhstroem H. Acta Obstet Gynecol Scand; 2000 Jul; 79(7):538-42. PubMed ID: 10929951 [Abstract] [Full Text] [Related]
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17. Observations on labor epidural analgesia and operative delivery rates. Yancey MK, Pierce B, Schweitzer D, Daniels D. Am J Obstet Gynecol; 1999 Feb; 180(2 Pt 1):353-9. PubMed ID: 9988800 [Abstract] [Full Text] [Related]