Giulia Scaravelli, Valerio Pisaturo, Paolo Emanuele Levi Setti, Filippo Maria Ubaldi, Claudia Livi, Andrea Borini, Ermanno Greco, Maria Teresa Villani, Maria Elisabetta Coccia, Alberto Revelli, Giuseppe Ricci, Francesco Fusi, Mauro Costa, Emanuela Migliorati, Roberto De Luca, Vincenzo Vigiliano, Simone Bolli, Marco Reschini
PURPOSE: The risk of monozygotic twins (MZTs) is increased in couples undergoing assisted reproductive technology (ART) treatments. Several systematic reviews have investigated the possible determinants linked to ART, but results obtained have not been conclusive. The study aims to investigate whether the incidence of MZT differed among ART centers. METHODS: This is a multicenter retrospective cohort study using the Italian ART National Registry database and involving the centers reporting data from individual ART cycles from 2015 to 2019...
September 2, 2022: Journal of Assisted Reproduction and Genetics