Study protocol for two randomised controlled trials evaluating the effects of Cerclage in the reduction of extreme preterm birth and perinatal mortality in twin pregnancies with a short cervix or dilatation: the TWIN Cerclage studies
Lissa van Gils, Marjon A de Boer, Judith Bosmans, Ruben Duijnhoven, Sam Schoenmakers, Jan B Derks, Jelmer R Prins, Salwan Al-Nasiry, Margo Lutke Holzik, Enrico Lopriore, Joris van Drongelen, Marieke H Knol, Judith O E H van Laar, Yves Jacquemyn, Caroline van Holsbeke, Isabelle Dehaene, Liesbeth Lewi, Hannes van der Merwe, Wilfried Gyselaers, Sylvia A Obermann-Borst, Mayella Holthuis, Ben W Mol, Eva Pajkrt, Martijn A Oudijk
BMJ Open May 2024, 14 (5) e081561; DOI: 10.1136/bmjopen-2023-081561