MATERNAL AGE-SPECIFIC RATES FOR DOWN SYNDROME - CHANGES OVER TIME

[31] THE INCIDENCE OF DOWNS-SYNDROME OVER A 19-YEAR PERIOD WITH SPECIAL REFERENCE TO MATERNAL AGE [J]. JOURNAL OF MEDICAL GENETICS, 1983, 20 (02) : 90 - 93

[32] RAPAPORT I, 1956, Bull Acad Natl Med, V140, P529

[33] SNEDECOR GW, 1978, STATISTICAL METHODS

[34] DOWNS-SYNDROME IN SOUTH-AUSTRALIA [J]. MEDICAL JOURNAL OF AUSTRALIA, 1979, 2 (02) : 58 - 61

[35] MATERNAL AGE AND DOWN SYNDROME - AGE-SPECIFIC INCIDENCE RATES BY SINGLE-YEAR INTERVALS [J]. AMERICAN JOURNAL OF MEDICAL GENETICS, 1978, 2 (01): : 1 - 5

[36] ZARFAS DE, 1979, AM J MENT DEF, V83, P353

[37] 1983, LANCET, V1, P1312

[38] 1984, MUTATION EPIDEMIOLOG

[31] THE INCIDENCE OF DOWNS-SYNDROME OVER A 19-YEAR PERIOD WITH SPECIAL REFERENCE TO MATERNAL AGE [J]. JOURNAL OF MEDICAL GENETICS, 1983, 20 (02) : 90 - 93

[32] RAPAPORT I, 1956, Bull Acad Natl Med, V140, P529

[33] SNEDECOR GW, 1978, STATISTICAL METHODS

[34] DOWNS-SYNDROME IN SOUTH-AUSTRALIA [J]. MEDICAL JOURNAL OF AUSTRALIA, 1979, 2 (02) : 58 - 61

[35] MATERNAL AGE AND DOWN SYNDROME - AGE-SPECIFIC INCIDENCE RATES BY SINGLE-YEAR INTERVALS [J]. AMERICAN JOURNAL OF MEDICAL GENETICS, 1978, 2 (01): : 1 - 5

[36] ZARFAS DE, 1979, AM J MENT DEF, V83, P353

[37] 1983, LANCET, V1, P1312

[38] 1984, MUTATION EPIDEMIOLOG