Roberto Eduardo Bittar

Prophylactic administration of progesterone by vaginal suppository to reduce the incidence of spontaneous preterm birth in women at increased risk: A randomized placebo-controlled double-blind study

Eduardo Borges da Fonseca, Roberto Eduardo Bittar, Mário Henrique Burlacchini de Carvalho et al. · American Journal of Obstetrics and Gynecology · 2003 · 790 citations

Vaginal Suppository, Preterm Labor, Prophylactic Administration +10

Cervical length at 11–14 weeks' and 22–24 weeks' gestation evaluated by transvaginal sonography, and gestational age at delivery

Mário Henrique Burlacchini de Carvalho, Roberto Eduardo Bittar, Maria de Lourdes Brizot et al. · Ultrasound in Obstetrics and Gynecology · 2003 · 130 citations · Full text

Prediction of Preterm Delivery in the Second Trimester

Mário Henrique Burlacchini de Carvalho, Roberto Eduardo Bittar, Maria de Lourdes Brizot et al. · Obstetrics and Gynecology · 2005 · 76 citations

Vaginal progesterone for the prevention of preterm birth in twin gestations: a randomized placebo-controlled double-blind study

Maria de Lourdes Brizot, Wagner Rodrigues Hernandez, Adolfo Wenjaw Liao et al. · American Journal of Obstetrics and Gynecology · 2015 · 67 citations · Full text

Twin Gestations, Fertility, Preterm Labor +11

Neonatal Outcomes of Late‐Preterm Birth Associated or Not with Intrauterine Growth Restriction

Cristiane Ortigosa Rocha, Roberto Eduardo Bittar, Marcelo Zugaib · Obstetrics and Gynecology International · 2010 · 65 citations · Full text