共 48 条
[1]
ABRAMSKY L, 2003, PRENATAL DIAGNOSIS H
[2]
[Anonymous], TENTATIVE PREGNANCY
[3]
[Anonymous], 1992, EMERGENCE VERSUS FOR
[4]
[Anonymous], 2005, GROUNDED THEORY PERS
[5]
[Anonymous], 2003, BRIT J MIDWIFERY, DOI DOI 10.12968/BJOM.2003.11.3.11125
[8]
Bricker L, 2000, HEALTH TECHNOL ASSES, V4, P1
[9]
DOES ROUTINE ULTRASOUND SCANNING IMPROVE OUTCOME IN PREGNANCY - METAANALYSIS OF VARIOUS OUTCOME MEASURES
[J].
BMJ-BRITISH MEDICAL JOURNAL,
1993, 307 (6895)
:13-17
[10]
Cipperley J A, 1995, Medsurg Nurs, V4, P199