Vaginal Progesterone versus Cervical Cerclage to Prevent Preterm Birth

Vaginal Progesterone versus Cervical Cerclage or Both for Prevention of Preterm Delivery

Vaginal Progesterone versus Cerclage for Preventing Preterm Birth in Asymptomatic Singleton Pregnant Women with a History of Preterm Birth

Cervical cerclage versus weekly progesterone injection in prevention of preterm labor

The Efficacy of Vaginal Progesterone in Reducing Preterm Birth in High-Risk Pregnancies

Vaginal versus Intramuscular Progesterone in the Prevention of Recurrent Preterm Labour

Oral Versus Vaginal Progesterone In Preterm Labor

Comparative Study between Cervical Cerclage and Progesterone for Preventing Pre-Term Labour in Women with History of Pre-Term Labour

Vaginal versus intramuscular progesterone for prevention of preterm labour in women with a twin pregnancy: A randomized controlled trial

Effect of Vaginal Progesterone after tocolytic therapy in threatened preterm labor.