Programmed intermittent epidural bolus versus continuous epidural infusion for pain relief during termination of pregnancy: a prospective, double-blind, randomized trial.

Leone Roberti Maggiore U, Silanos R, Carlevaro S, Gratarola A, Venturini PL, Ferrero S, Pelosi P. Programmed intermittent epidural bolus versus continuous epidural infusion for pain relief during termination of pregnancy: a prospective, double-blind, randomized trial.

Int J Obstet Anesth 2016;25:37-44.

https://www.obstetanesthesia.com/article/S0959-289X(15)00125-9/fulltext