共 50 条
- [33] The utility of screening for historical risk factors for preterm birth in women with known second trimester cervical length [J]. JOURNAL OF MATERNAL-FETAL & NEONATAL MEDICINE, 2013, 26 (07): : 710 - 715
- [35] Is mode of first birth a risk factor for subsequent preterm birth? [J]. AUSTRALIAN & NEW ZEALAND JOURNAL OF OBSTETRICS & GYNAECOLOGY, 2021, 61 (01): : 86 - 93
- [40] Preterm birth clinical risk factors and prevention [J]. REVISTA PERUANA DE GINECOLOGIA Y OBSTETRICIA, 2008, 54 (01): : 11 - 14