TY - JOUR A1 - Wyns, C. A1 - De Geyter, C. A1 - Calhaz-Jorge, C. A1 - Kupka, M.S. A1 - Motrenko, T. A1 - Smeenk, J. A1 - Bergh, C. A1 - Tandler-Schneider, A. A1 - Rugescu, I.A. A1 - Vidakovic, S. A1 - Goossens, V. T1 - O‒150 Assisted reproductive technology (ART) in Europe 2019 and development of a strategy of vigilance Preliminary results generated from European registers by the ESHRE EIM consortium Y1 - 2022 DO - 10.1093/humrep/deac105.056 VL - 37 IS - Supplement 1 ER -