Orr L, Reisinger-Kindle K, Roy A, Levine L, Connolly K, Visintainer P, Schoen CN. Combination of Foley and prostaglandins versus Foley and oxytocin for cervical ripening: a network meta-analysis. Am J Obstet Gynecol. 2020 11; 223(5):743.e1-743.e17.