共 23 条
[2]
EPIDEMIOLOGICAL STUDY OF RECENT TRENDS IN ECTOPIC PREGNANCY
[J].
BRITISH JOURNAL OF OBSTETRICS AND GYNAECOLOGY,
1975, 82 (10)
:775-782
[3]
ECTOPIC PREGNANCY - STUDY OF 300 CONSECUTIVE SURGICALLY TREATED CASES
[J].
JAMA-JOURNAL OF THE AMERICAN MEDICAL ASSOCIATION,
1980, 243 (07)
:673-676
[4]
BURKMAN PT, 1980, AM J OBSTET GYNECOL, V138, P861
[5]
DALING JR, 1975, LANCET, V2, P170
[7]
CONTRACEPTIVE USE IN UNITED-STATES, 1973-1976
[J].
FAMILY PLANNING PERSPECTIVES,
1978, 10 (05)
:264-269