Mechanical and Pharmacologic Methods of Labor Induction: A Randomized Controlled Trial.
Levine LD, Downes KL, Elovitz MA, Parry S, Sammel MD, Srinivas SK. Mechanical and Pharmacologic Methods of Labor Induction: A Randomized Controlled Trial. Obstet Gynecol. 2016 12; 128(6):1357-1364.