共 6 条
[2]
CHROMOSOMAL ABNORMALITY RATES AT AMNIOCENTESIS AND IN LIVE-BORN INFANTS
[J].
JAMA-JOURNAL OF THE AMERICAN MEDICAL ASSOCIATION,
1983, 249 (15)
:2034-2038
[3]
MENKEN J, 1986, SCIENCE, V234, P413
[5]
Pregnancy in the sixth decade of life - Obstetric outcomes in women of advanced reproductive age
[J].
JAMA-JOURNAL OF THE AMERICAN MEDICAL ASSOCIATION,
2002, 288 (18)
:2320-2323