共 11 条
[1]
BOCK RD, 1975, MULTIVARIATE STATIST
[2]
BUTTERFIELD LJ, 1973, PEDIATR CLIN N AM, V20, P499
[3]
CARRIER C, 1972, PEDIATR RES, V6, P408
[4]
CHANCE GW, 1973, CAN MED ASSOC J, V109, P847
[6]
DONAHUE CL, 1973, AM J OBSTET GYNECOL, V116, P911
[7]
ELLIS WC, 1972, PEDIATR RES, V6, P409
[8]
HAERI AD, 1974, J OBSTET GYN BR COMM, V81, P535
[9]
HOBEL CJ, 1973, AM J OBSTET GYNECOL, V117, P1
[10]
SEGAL S, 1966, PEDIATR CLIN N AM, V13, P1195