共 9 条
[1]
ANDERSEN HB, 1982, UGESKRIFT LAEGER, V36, P2633
[2]
BEHAR M, 1979, LANCET, V1, P527
[3]
BROMAGE P, 1978, EPIDURAL ANALGESIA, P1
[6]
JOERGENSEN C, 1980, UGESKRIFT LAEGER, V35, P2266