1. Caton D, Corry MP, Frigoletto FD, et al. The nature and management of labor pain: peer-reviewed papers from an evidence-based symposium. Am J Obstet Gynecol.2002;186(5 Suppl Nature).
2.
2. Ransjo-Arvidson AB, Matthiesen AS, Lilja G, Nissen E, Widstrom AM, Uvnas-Moberg K. Maternal analgesia during labor disturbs new-born behavior: effects on breastfeeding, temperature, and crying. Birth.2001;28:5-12.
3.
3. Riordan J, Gross A, Angerson J, Krumwiede B, Melin J. The effect of labor pain relief medication on neonatal suckling and breastfeeding duration. JHum Lact.2000;16:7-12.
4.
4. Lieberman E, O'Donoghue C. Unintended effects of epidural analgesia during labor: a systematic review. Am J Obstet Gynecol.2002;186(5 Suppl Nature):S31-S68.
5.
5. Leighton BL, Halpern SH. The effects of epidural analgesia on labour, maternal, and neonatal outcomes: a systematic review. Am J Obstet Gynecol.2002;186:S69-S77.