TY  - JOUR 
T1  - Cervical Pessary Plus Progesterone for Twin Pregnancy with Short Cervix Compared to Unselected and Non-Treated Twin Pregnancy: A Historical Equivalence Cohort Study (EPM Twin Pessary Study)
JO  - Revista Brasileira de Ginecologia e Obstetrícia
A1  - França, Marcelo Santucci
SN  - 0100-7203
UL  - 10.1055/s-0040-1713806
VL  - 42 
Y1  - 2020
PB  - Brasil 
ER  -