Cl inical Study of Low Concentration Ropivacaine and Fentanyl for Epidural Analgesia During Labor Period[J]. Journal of Sun Yat-sen University (Medical Sciences), 2002, 23(4).
Cl inical Study of Low Concentration Ropivacaine and Fentanyl for Epidural Analgesia During Labor Period[J]. Journal of Sun Yat-sen University (Medical Sciences), 2002, 23(4).DOI: