共 25 条
[2]
BOND WW, 1981, LANCET, V1, P550
[3]
BROTMAN B, 1973, LANCET, V1, P1305
[4]
CHAN S H, 1982, SMJ Singapore Medical Journal, V23, P90
[5]
CHAN SH, 1984, INT J EPIDEMIOL
[6]
FOSTER O, 1984, LANCET, V1, P576
[7]
GOH KT, 1983, EPIDEMIOLOGICAL SURV, P131
[8]
HEATHCOT.J, 1974, LANCET, V1, P71
[9]
HEATHCOT.J, 1974, LANCET, V2, P370
[10]
HEATHCOTE J, 1973, LANCET, V1, P1468