Does Indomethacin Prevent Preterm Birth in Women with Cervical Dilatation in the Second Trimester? - Berghella, Vincenzo; Prasertcharoensuk, Witoon; Cotter, Amanda; Rasanen, Juha; Mittal, Suneeta; Chaithongwongwatthana, Surasith; Gomez, Ricardo; Kearney, Etaoin; Tolosa, Jorge E; Pereira, Leonardo (American Journal of Perinatology, 2009)