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What have we learned about vaginal infections and preterm birth?
Carey JC, Klebanoff MA; National Institute of Child Health and Human Development Maternal-Fetal Medicine Units Network. Carey JC, et al. Semin Perinatol. 2003 Jun;27(3):212-6. doi: 10.1016/s0146-0005(03)00020-x. Semin Perinatol. 2003. PMID: 12889588 Review.
What we have learned about cervical ultrasound.
Owen J, Iams JD; National Institute of Child Health and Human Development Maternal-Fetal Medicine Units Network. Owen J, et al. Semin Perinatol. 2003 Jun;27(3):194-203. doi: 10.1016/s0146-0005(03)00021-1. Semin Perinatol. 2003. PMID: 12889586 Review.