共 14 条
[3]
BLOMQVIST H, 1988, REGION ANESTH, V13, P165
[4]
BROMAGE PR, 1965, ACTA ANAESTH SCAND, VS, P55
[5]
HALD A, 1952, STATISTICAL THEORY E, P407
[6]
HELIOVAARA M, 1980, PUBLICATIONS SOCIAL, P91
[9]
MUKKADA TA, 1986, REGION ANESTH PAIN M, V11, P98