Cervical pessary for preventing preterm birth in twin pregnancies with short cervical length: a systematic review and meta-analysis.

Abstract

OBJECTIVE To evaluate the effectiveness of cervical pessary for preventing spontaneous preterm birth (SPTB) in twin pregnancies with an asymptomatic transvaginal ultrasound cervical length (TVU CL) in the second trimester. METHODS We performed a meta-analysis including all randomized clinical trials (RCTs) comparing the use of cervical pessary (i.e… (More)
DOI: 10.1080/14767058.2016.1268595

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