共 20 条
[1]
ARMITAGE P, 1971, STATISTICAL METHODS
[2]
Baker R, 1978, GLIM SYSTEM RELEASE
[6]
HARPER RG, 1975, PEDIATRICS, V56, P112
[8]
HOMMERS M, 1976, DEV MED CHILD NEUROL, V18, P745
[10]
LEVENE MI, 1982, BRIT J HOSP MED, V28, P487