共 43 条
[1]
*AL GUTTM I, 1978, FAM PLANN CONTR VOL
[8]
BURR WA, 1980, JAMA-J AM MED ASSOC, V244, P44
[9]
CATES W, 1981, AM J OBSTET GYNECOL, V141, P346
[10]
MORTALITY FROM ABORTION AND CHILDBIRTH - ARE THE STATISTICS BIASED
[J].
JAMA-JOURNAL OF THE AMERICAN MEDICAL ASSOCIATION,
1982, 248 (02)
:192-196